Sites like NekoPoi frequently host the "Complete" or "Premium" versions with for viewers in that region.
The series follows , a 25-year-old woman who agrees to impersonate her younger cousin at high school. Her secret is quickly discovered by her former classmate, Okito Kanie , who is now the school's world history teacher. In exchange for keeping her identity a secret, Kanie begins a series of romantic and sexual "lessons" with Hana. Version Information Sites like NekoPoi frequently host the "Complete" or
Edited for standard television broadcasting. Sites like NekoPoi frequently host the "Complete" or
Includes explicit adult content not shown in the broadcast version. Sites like NekoPoi frequently host the "Complete" or
There are typically two versions of this anime available on various platforms: