Isekai de Seijo ni natta Watashi, Genjitsu Sekai demo Seijo Cheat de Kanzen Shouri!

Isekai de Seijo ni natta Watashi, Genjitsu Sekai demo Seijo Cheat de Kanzen Shouri! summary:

Byodoin Mioa (Reia) was having the worst day of her life, with her family falling and bullies targeting her... One day, however, she travels to a world in a mysterious mirror and becomes a 'saint'. Then she acquires mysterious skills, successfully loses weight and transforms into a beautiful figure. In the other world and in reality, the saint cheat is a great turnaround!