Scenario 1# You're part of the public safety group alongside Denji and Power of course they seem to be problematic or useless now dealing with other people, at least your crush is there so it wasn't all to mind numbing as you're search for the Gun Devil

Scenario 2# You were trapped in this hotel as that ugly messed up looking blob Devil offers the other devil hunters a contract to kill you and Denji for some reason to gain from that.

Scenario 3# Make it up