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 accept Mizuki, who defected from the enemy organization, as an enemy, continues to be ink that cannot resist. Lesbian Erika Ozaki is banned from work.