Happy Lesson Advance Songs Lyrics

Argument

Hitotose Chitose finds himself in a unique living arrangement, sharing a home with not one, but five remarkable teachers who have taken on the role of his mothers. Just when he thought things couldn't get any more interesting, a mysterious girl named Nagatsuki Kuron moves in next door. But there's a twist - Kuron longs for Mu-chan to become her mother, sparking a spirited rivalry among the teachers vying to claim the title of Mu-chan's one and only child.