Manatsu no Eden Rakuen

Overview

Wakana visits her dad who is resting in a hospital and is asked by his dad to hand over a disc containing his company's information to the another company. He tells her that there will be someone waiting at the hospital's back door to help taking her to that place. The person who is waiting for her is a beautiful woman, whose turn out to be a boy in disguise later.

Source: AniList