High schooler Natsuo is hopelessly in love with his cheerful and popular teacher, Hina. However, one day at a mixer, he meets a moody girl by the name of Rui and ends up sleeping with her. Soon after, his father announces that he's getting remarried to a woman with two daughters of her own. And who shows up in tow, other than both Hina and Rui?! Natsuo's outrageous new life starts now!
Hina’s sudden confession drives a wedge between Natsuo and Rui! To make matters worse, an accidental discovery leads Hina to find out the truth about their relationship. And during the theater club’s training camp, Natsuo’s debut as a playwright is put in jeopardy when the lead actress threatens to back out of the role! The drama kicks it up a notch in this new edition…in more ways than one.