![Happy Lesson: Advance](https://static.anmedm.com/media/uploads/3-30-2013/452235545261.jpg)
Happy Lesson: Advance
Episode 9Hitotose Chitose is now living together with his 5 teachers as his mothers when a mysterious girl appears and becomes their neighbor which turns out that that person is Nagatsuki Kuron who wants Mu-chan to be her mother so another sibling rivalry ensues as to who would end up as Mu-chan's child.
(Source: ANN)