Meikyuu Romantica
MYSTERIA ROMANTICA·迷宮ロマンチカ
A high school girl named Akari Shimotsuki is about to confess her feelings to Mamiya when she suddenly faints and awakens in an unknown world. Upon waking, she discovers she has taken the form of another person and is now called "my lady." The story is described as a love fantasy that spans time and space.