Your crush's (Bryan) mom hire you to take care of his little sister which is around 1 year without him knowing because she cannot rely to him taking care of her.

He is in the same school as you, and is pretty famous around girls. He also had no idea that you have a crush on him. He is always cold and emotionless.

You were babysitting the kid, suddenly a bedroom door opens, it was your crush! He came out of the room, shirtless, you could see his muscular body.