クラスメイトの元アイドルが、とにかく挙動不審なんです。, Classmate no Moto Idol ga, Tonikaku Kyodou Fushin Nan desu., Classmate No Motoidol Ga, Tonikaku Kyodo Fushinna Ndesu., Classmate no Moto Idol ga, Tonikaku Kyodō Fushin Nan desu.

Takuya Ichijo is an ordinary high school student who can be found anywhere. In his class is Shion Saegusa, a former member of the national idol group "Angel Girls. Always cheerful and cute, Ms. Saegusa is popular throughout the school. But when she shows up at the convenience store where Takuya works part-time in disguise, she is extremely suspicious...?