Amagase-kun wa Amayakashite Kurenai

After being saved by a dark haired stranger from a pervert on the train, Momo Asaba enters her first year of high school hopeful to find him. She comes across a guy, Yuzuki Amagase, who looks just like her hero yet acts completely different than how she had imagined. Momo is stunned by his playboy attitude and vows to never fall for him, but in response, Amagase-kun asks her to become his girlfriend?!