My Weird Love Life.

Len Kagamine is a 16 years old boy. He is in the high school and he have a twin sister named Rin Kagamine.
He has a big crush on her best friend, Miku Hatsune, since middle school.
Miku is also 16 years old. She is smart and beautiful. He wanted to be at least her friend, but what will happen if she is annoying sometimes? Will he gave up or no?