During a secret investigation of a criminal organization, female investigator Erika was caught off guard and lost consciousness. When she wakes up, she sees Mizuki, her old colleague and ex-lover.

An interesting interrogation is given to a captured investigator.

Erika, who cannot accepts Mizuki, who has defected from the enemy organization, as an enemy, continuing to be the squid that cannot be resisted. Lesbian Erika Ozaki is banned from work.