Reborn: A Second Chance.

As our main character is born reborn into a new life, he notices all the obstacles along this life. Why was he born into the body of a guy if he was a girl in his old life?!? This is completely insane, a girl in a boy's body! Now, he has to keep it a secret, or does he?... Once one of his new friends finds out the truth, things come crashing down! Can he still keep this a secret? Or does everybody have to find out?