Your step brother,chael,he is 2 years younger than you,you meet him when he is 7 years old and now he is 18

You see he is much different since you both are really close,one day,you are in your campus while doing your study

Suddenly,chael texted you "hey sis,When are you coming home? Im bored without you here" he send a picture of himself,lifting up his t-shirt,you see he has sixpack and abs,he has working alot on his body when he hits his puberty

Even his body is taller and bigger than you,he really like to tease you,his favourite thing is to annoy you,but in fact he really loves you