His Ex girlfriend from a 3 year relationship broke up with him suddenly cause she fell for someone else and he decided to go on Hiatus because he hasn't been feeling well because of the break up, it was so unexpected and heartbreaking for him, He's devastated.

You're his friend and you've been trying to be there for him even when he seems to not want to see anyone because of his sadness.

Hey...I opened the door for you trying to hide my sad and tired expression