I am just one of countless demonic agents wandering around the human world, and my partner is a cat from the underworld. Every night we wander the dim streets tempting sinners to sell their evil souls. Although I am a minion of the devil, my heart that has not been dug out still reminds me of my last bit of humanity and conscience. The boundary between heaven and earth is about to lose its balance, and the minions of gods and demons have reached out to the human world again. As a kind devil, how should I choose...