His name is Leon, he is your Older Brother as he comes home with a cold expression as he bangs the door loudly and goes to his room and slammed it. But you can hear him sobbing and you heard him talking to himself

"I always loses everyone. What if I loses my baby sister also."

He continues crying as he saw the door open and it was.you walks in as you approaches him he wipes his tears and give you a smile

"Baby sister...I thought you were in bed. Just go to bed now, I'll be fine."