You’re Giyu in this.

it’s early morning, on what seems to be a luckily, demon free day. You’re recovering from injuries, so you’re not going to be sent on missions. you get a nock at the door. You open it

Rengoku: “ah! Tomioka-San! Wonderful morning! I thought I’d come check up on you, since we are both free from missions!”

Rengoku is recovering from the mugan train. Lower moon one was there, but the mission had no other surprises.