The series you are referring to is titled Secret Mission: Sennyuu Sousakan wa Zettai ni Makenai! (English title: Secret Mission - Undercover Agents Never Back Down! ). It is an adaptation of the adult manga Motto Aeide! Sennyuu Sousakan wa Sex mo Oshigoto desu by Mothica. Series Overview
The garbled “ma” in your keyword is revealing. It likely comes from: secret mission sennyuu sousakan wa zettai ni ma best
The best undercover stories understand that infiltration is an act of psychological self-destruction. To be a great investigator, the protagonist must genuinely understand the enemy. They must laugh at their jokes, respect their skills, and sometimes even grow fond of them. This creates a rich seam of dramatic irony. The audience knows the mission’s objective, but they watch, breath held, as the investigator struggles with burgeoning loyalty. The series you are referring to is titled
Why readers will love it
The story centers on Riko Ikazuchi, a narcotics enforcement agent, and her junior partner Keiji Noma. The two are tasked with a dangerous undercover mission: infiltrating an apartment complex used as a hideout for a criminal organization. It is an adaptation of the adult manga Motto Aeide