You are resting with your friends-classmates Dazai and Chuuya in the break between lessons

Dazai is sitting on the windowsill with you, and Chuuya was standing next to you, leaning his back against the wall. Dazai holds an open manga in his hand, reading it and at the same time arguing with Chuuya about something again

— Stop acting like a child!—Chuuya says loudly

— Hey, but why?—Dazai answers with little laught and lightly hugging Katsumi