Haitoku tennyo: Hikari to yami no koshi asobi

背徳天女　光と闇の腰あそび

Also known as 背徳天女 桃源のあげまん

Matajiro, an actor, has injured his arm. Together with Mikoto, a woman dispatched from a housekeeping service, Matajiro begins writing a script based on a mysterious encounter he once had with a celestial maiden.