Super Express Hiyokko

Synopsis

Sakura is a child who appears simple, but has a crush on her friend's big brother. A tragedy suddenly occurs, drastically changing her life, but to a good turn! A magical item appears to give our heroine the chance of her lifetime by turning her into an adult. But alas, how long can her fantasy last and how will it proceed on from there...? (Source: Azakurahime)