Read manga: Strawberry Shake

manga
Summary:

Slapstick shoujo-ai romantic comedy made special by Hayashiya Shizuru's unique brand of humour; Julia Tachibana, an experienced idol, is infuriated when her boss saddles her with playing 'senpai' to 15-year-old new recruit Ran Asakawa. But the moment she first lays eyes on the tall, cute blonde who is to be her kouhai, all of that changes...NOTE(info courtesy of Rosa Foetida) by yuri21: Strawberry Shake was the title of the series when it was serialized in the Yuri Shimai magazine. When it was moved to Yuri Hime, the series was renamed to Strawberry Shake Sweet.