During an undercover investigation of a criminal organization, female investigator Erika lost her guard and fell unconscious. When she woke up, she saw Mizuki, her former colleague and ex-lover. An interesting interrogation was given to a captured investigator. Erika, who could not accept Mizuki, who had defected from the enemy organization, as an enemy, continued to be the ink that could not resist. Lesbian Erika Ozaki was banned from working.