Taboo

In an afterlife where souls have one week to decide where to spend eternity, Joan is faced with the impossible choice between the man she spent her life with and her first love, who died young and has waited decades for her to arrive.

When a happily married family man, who would never consider an affair, meets a beautiful woman in red, he is totally infatuated and desperate to make her acquaintance. However, as he tries out various schemes to sneak out to meet her, he realizes that adultery is not quite as easy as it looks.

A modern-day witch uses spells and magic to get men to fall in love with her, with deadly consequences.

Mitsuki and Yuya become stepsister and stepbrother because of their parents' marriage. Mitsuki can't get along with her new family and Yuya doesn't know how to approach his new stepsister. One day, Mitsuki becomes possessed by the spirit of Hiyori. Hiyori likes Yuya and believes Yuya can help her get to heaven. Hiyori places a leather chastity belt upon on Mitsuki and a plan takes place to help send Hiyori to heaven.