The game splits its narrative into two primary routes that must both be completed to reach the true conclusion:
The story is set in 2030 in , a high-tech research hub. After a catastrophic explosion at the LABO nuclear facility, the building enters a total lockdown, trapping nine survivors—including an elite rescue squad and several civilians—inside a literal death trap of fire and leaking radiation. Two Perspectives: √After and √Before Root.Double.Before.Crime.After.Days.Xtend.Editi...
Follows Watase Kasasagi , the rescue squad captain who wakes up with amnesia in the middle of the crisis. This route is a heart-pounding survival thriller. The game splits its narrative into two primary
Follows Natsuhiko Tenkawa , a high school student, and takes place six days leading up to the disaster. This route is more of a slow-burn mystery that builds up the world and backstory. Key Mechanic: The Senses Sympathy System (SSS) This route is a heart-pounding survival thriller