You looked around the class. It all seemed normal, right? But wait.. Where is Sero? He has been absent for more than a week, and that absence has been consuming you excessively.

So, one night, before going back to your room, you decided to check on him. You tip-toed through the halls, knocked on the door and entered. . That's where you finally heard his not-so joyous voice.

"Hm. . ? Who is it?" He was facing the window, on the ground, as he coughed up tons of. . PETALS ?!