Yui Ninomiya

Upon winning a fighting tournament and being crowned the world's strongest warrior, Peter Grill discovers a downside to his newfound fame. Women of all species, from ogres to elves, are scrambling over each other for his seed to ensure they have the strongest babies possible. Poor Peter just wants to settle down with his lovey dovey fiancée, but he'll have to outmatch, outwit, and outrun a harem of very determined monster girls to do so!

The story follows Aine Yuuki, a girl who is great at making friends and enrolls into Star Harmony Academy's general course. She quickly ends up befriending Mio Minato, the top idol in the school, becomes an idol herself, and starts on her own idol activities.