Secret Mission - Undercover Agents Never Back Down! (2023)
Original title: しーくれっとみっしょん～潜入捜査官は絶対に負けない！～
Secret Mission - Undercover Agents Never Back Down! is a 2023 Japanese-language animation series. It stars Sahomi Koyama and Jun Osuka.
Narcotics Enforcement Agent Riko Ikazuchi is undercover with her junior colleague Noma in an apartment that serves as the hideout for a criminal organization. Despite Riko and Noma posing as a newlywed couple, the criminals begin to suspect them after not hearing any marital intimacy during the night. To convince them that they are a loving couple, Noma starts touching Riko's body...