The kingdom of Pruina is cursed with the "Lethe" – the reincarnation of a sinner with the ability to decompose any living thing with the touch of their hands. And with this ability, contract killing had been like child's play to Elle. However, after a turn of events and his freedom at stake, a silver-haired girl takes his place... Warning: This webtoon contains some blood and violence, so discretion is advised.