The 15-year-old girl Edamame’s father disappeared for no reason, leaving only a message, "There are beasts in this world." Edamame had to learn to live alone. Rama, the mysterious owner of the black cat milk tea shop, took her in. Just when Edamame started to believe in Rama, she discovered that Rama had actually kept "beasts" in private. At the same time, in the school, the "beast" quietly appeared beside Edamame and friends and attacked Edamame, trying to capture Edamame's eyes! What is the identity of the tea shop owner Rama? What exactly is a "beast"?
