Core is a secret society of agents who works for the government to take on secret missions to fight crimes under the shadow of the government. Core has their own special school in which they train young children to be the next top agents. These ‘young children’ are mostly descendants of the current or past agents. Hirai Momo is the daughter of the Chief-in-charge of the Core society. She grew up around the walls of the Core facil

Momo and Mina are going through some serious problem as a couple.