This timeline is a work in progress.
|Long, long ago (5000+ years)||Zahard and the 10 Great Warriors enter the Tower|
|Baam’s Cave||Lahel warns Baam to never betray anyone–especially girls–or the world’s roof would collapse on him. Koon remembers his mother warning him to never trust anybody.||1.20||Flashback|
|Baam’s Cave||Baam’s memory of someone hurting Lahel.||1.25||Flashback|
|Baam cries when Lahel tells him that she would climb the Tower.||1.27||Flashback|
|1F||Baam opens the door to the Tower. Lahel follows in.||1.1||Headon’s Floor|
|1F||Lahel meets Headon and fails to pass his test.|
|1F||Baam meets Headon.||Season 1 Ch.1||Headon’s Floor|
|1F||Hidden by Headon, Lahel watches Baam accept the Ball Test.|
|1F||Yuri Zahard lends Baam the Black March.
Evan Edrock gives Baam an A-grade Pocket.
|Season 1 Ch.2||Headon’s Floor|
|1F||Baam ignites the Black March.||Season 1 Ch.4||Headon’s Floor|
|2F||Baam wakes up on the Floor of Test.
The first test (deathmatch to 200) begins.
|Season 1 Ch.5||Evankhell’s Hell|
|2F||Baam meets Koon A. A.||Season 1 Ch.6||Evankhell’s Hell|
|40 minutes after the start of the test||2F||Team Baam is formed with Baam, Koon A. A., and Rak.||Season 1 Ch.8||Evankhell’s Hell|
|2F||Lero-Ro’s test begins.||Season 1 Ch.9||Lero-Ro’s Test|
|2F||Lero-Ro explains Regulars and Irregulars, the Tower’s structure, and shinsoo density.||Season 1 Ch.10||Lero-Ro’s Test|
|2F||Lero-Ro’s test ends.||Season 1 Ch.11||Lero-Ro’s Test|
|2F||Baam asks Koon about the sky and stars.
Yu Hansung’s door test begins.
|Season 1 Ch.11||Yu Hansung’s Test|
|2F||Koon A. A.’s backstory is revealed.
Yu Hansung meets Team Baam.
|Season 1 Ch.12||Yu Hansung’s Test|
|5 minutes after the start of the test||2F||Team Baam passes Yu Hansung’s test.||Season 1 Ch.13||Yu Hansung’s Test|
|2F||Lahel, Akryung, and Androssi pass Quant’s deathmatch test.||Season 1 Ch.13||Yu Hansung’s Test|
|2F||Quant informs YHS about the Zahard Princess and Irregular on 2F.
YHS instructs Lero-Ro to hold a bonus test—the Crown Game.
|Season 1 Ch.14||Crown Game|
|2F||Round 1 of the Crown Game begins.||Season 1 Ch.15||Crown Game|
|5 minutes later||2F||Anak claims the crown and throne.
Team Leesoo wins the first round.
|Season 1 Ch.15||Crown Game|
|2F||Round 2 of the Crown Game begins.||Season 1 Ch.16||Crown Game|
|2F||Anak ignites the Green April.||Season 1 Ch.17||Crown Game|
|2F||The Black March reacts to the ignition of the Green April.
Anak breaks into Team Baam’s room.
|Season 1 Ch.18||Crown Game|
|2F||Anak bets the Green April and the Black March on the outcome of the Crown Game. (Green April’s face appears)||Season 1 Ch.19||Crown Game|
|2F||Round 3: Koon A. A. reveals Manbarondena’s hidden ability.||Season 1 Ch.22||Crown Game|
|2F||Round 4: Koon A. A. explains how he carried the Regulars from the deathmatch test. He explains to Rak that he wants to climb the tower with him and Baam.||Season 1 Ch.23||Crown Game|
|2F||Round 5: Team Androssi joins. Androssi saves Baam from Hwaryun. Lahel appears and Baam recognizes her voice.||Season 1 Ch.24||Crown Game|
|2F||Hwaryun injures Lahel. Baam leaps off the throne to protect Lahel. Hwaryun loses her right eye. The Crown Game ends without a winner.||1.25||Crown Game|
|2F||Yuri leads a team to 2F to retrieve the Black March.
Evan reflects on Baam’s dangerousness.
|3 days after the Crown Game||2F||Lero-Ro confronts YHS about the Crown Game. Lero-Ro notes how Hwaryun was attacked by shinsoo with a will of its own.||1.26||Rest|
|3 days after the Crown Game||2F||The Black March refuses to be wielded by Anak.
Lahel visits the unconscious Baam and talks to Koon about her goal.
|4 days after the Crown Game||2F||The test resumes.||1.27||Rest|
|6 days after the Crown Game||2F||Baam wakes up.||1.27||Rest|
|2F||Koon A. A. shares the truth about Lahel with Leesoo.||Season 2 Ch.25||Flashback|
|4 days after Lahel pushes Baam||2F||YHS reveals to Baam that Lahel orchestrated the entire betrayal.||Season 2 Ch.28||Flashback|
|Season 2: The Return of the Prince|
|5 years after the Floor of Test||123F||Yuri asks Repellista Zahard to find Baam.||Season 2 Ch.0||Season 2 Prologue|
|5 years after the Floor of Test||20F||Ja Wangnan encounters Baam in the survival test.||Season 2 Ch.1||Last Chance|
|5 years after the Floor of Test||20F||Mule Love challenges Baam to a game.||Season 2 Ch.10||Untrustworthy Room|
|5 years after the Floor of Test||20F||Baam joins Team Tangsooyook (TSY).||Season 2 Ch.22||Epilogue|
|5 years after the Floor of Test||25F||Leesoo calls Koon A. A. about Jyu Viole Grace, the new FUG slayer nominee.||Season 2 Ch.22||Completing Fences|
|6 years after the Floor of Test||25F||Lahel tells Koon A. A. that she “met Baam in her dream again.”||Season 2 Ch.24||Completing Fences|
|1 month later||25F||Koon. A. A.’s team takes the 25F exam.|
|1 month after the 20F test||21F||Team TSY has progressed to 21F.||Season 2 Ch.26||FUG|
|1 month after the 20F test; 6 years after the Floor of Test||21F||FUG meets Team TSY; Hwaryun tells Wangnan that Baam is an Irregular.||Season 2 Ch.27||FUG|
|4 days after FUG meets Team TSY||21F||Team TSY takes the 21F exam.||Season 2 Ch.28||Flower of Zygaena|
|4 days after FUG meets Team TSY||21F||Baam meets and fights Urek Mazino.||Season 2 Ch.31||Flower of Zygaena|
|2 days after Baam’s battle with Urek||21F||Baam is still unconscious from his battle with Urek; Jinsung asks Wangnan to leave Baam’s side.||Season 2 Ch.34||Epilogue: The Way|
|25-28F?||Leesoo and Koon agree to meet at the Workshop Battle.||Season 2 Ch.35||Epilogue: The Way|
|6 years after the Floor of Test||77F||Lero-Ro and Quant find Koon Hachuling, who recruits them for Wolhaiksong.||Season 2 Ch.37||Extra Floor: A Suspicious Arcade|
|2 years after Jyu Viole Grace appeared (total: 7 years after the Floor of Test)||29F||Koon’s team takes the 29F exam.||Season 2 Ch.39||Connection|
|2 months before the Workshop Battle||29F||Apple informs Koon A. A. about Beniamino Cassano’s location||Season 2 Ch.41||Connection|
|2 months before the Workshop Battle||28F||Team TSY passes the 28F exam; Horyang sees Cassano’s picture from Goseng||Season 2 Ch.41||Connection|
|7 years after Baam’s entry into the Tower||28F||Baam tells Horyang about the red ignition weapon that FUG placed within him; Horyang leaves to find Cassano; Koon A. A.’s team arrives at the Hand of Arlen||Season 2 Ch.43||The Devil’s Right Arm|
|2 years after Baam’s battle with Urek||30F||Workshop Battle takes place.||Season 2 Ch.35||Workshop Battle|
|1 month after the Workshop Battle||30F||Koon A. A. splits off from Baam and Rak’s team.
Beta joins Novick and Koon Ran’s team.
|Season 2 Ch.112||Hell Train: Prologue|