Fixing the World's Most Dysfunctional School Idol Group

One day Honoka woke up in a strange new world. It looked exactly the same, yet everyone she had known and loved had inexplicably changed into their very worst. Eri an avid otaku, Umi a sexual deviant, Nico with the biggest curves of all! She doesn't know why or how this has happened, but with a certain fan's aid, she had to find out her purpose for being here. Tsubahono, etc.