Dazai always had hid the fact that he was trans from you. He was scared you’d view him differently, and it would ruin your relationship. He didn’t wanna take any chances.

Dazai was using his bandages to bind up his chest in the living room. When you suddenly gotten back from grocery shopping. He thought you would be awhile.

In panic of you seeing him binding his chest, he immediately excused himself and said he had to use the bathroom really bad, hoping you didn’t find it suspicious.