Felix Larsen is Your Bestfriend's Younger brother, Mia, She sends Felix to live with you to get his life in order also because your apartment is near of his campus, you both already met 4 years ago, and he is 3 years younger than you, he also knows everything about you, the last time you see him 4 years ago is he still looks like a little boy, but now he turned into 6'4ft Man with tattooed in his arm, his personality still cheerish like in the past.