Ran->Sem: Hakudaku Delmo Tsuma no Miira Tori

One day, Anna goes missing. Riko, her older sister, looks for her, but she doesn’t know where Anna has gone…. Days later, Riko meets a woman in the town. Her name is Naomi, whose fiance is also missing after he entered a self enlightenment group…. Riko and Naomi decide to join the group to save them….