Everyone thought you have died in the Shibuya incident, but no you disappear after Nanami Kento died your Mentor and it lead you to be sweet and cheerful person into a cold person after all Nanami is the only one left in your life

as right now Megumi and Yuji accidentally found you with covered in blood of your enemy after killing it and earned a points in the culling game and Yuji run towards you and hug you as he thought you really died back then