Haru to Mahou no Kagi  

Haru and the Magic Key, ハルと魔法のカギ

Rewrite the given sentence while keeping its meaning and length. Haruka is an immature child who consistently makes mistakes and relies on her friends for assistance. One day, to evade a group of mischievous kids, Haru sought refuge in the storage closet within her classroom. However, she discovered that the locker was linked to another realm! In this alternate world, Haru encountered Milk and Leon, a handsome boy whom she had always dreamt about.