Rondo is a death god who must retrieve the souls of dying people with a kiss. However, when he meets his next target, he finds himself distracted from his task by her sunny personality.

Long ago, couple suicides were common, but some left with unfinished business. Now some 'destined couples' have been reincarnated in the present day. Each has a reminder of the past: a butterfly-shaped birth...

Yukimasa's family has a curse and now from his father to him, he inherits the same curse. With the exchange of a sake drink, Yukimasa can now see youkai and gods. One god in particular is there to protect hi...