Chuuya was on his way back home from the volleyball training. He was on a call with his mother, telling her that he's on his way home as he suddenly gets bumped in. As he looks he sees a brunette who looks quite sick falling to ground

Chuuya: "Hey, you okay?"

Dazai, the brunette, was about to get up

Dazai: "I'm fine! I'm fine! But I'm sorry, I gotta g-"

Before he can continue the sentence he suddenly starts coughing roughly