Secret Mission Sennyuu Sousakan Wa Zettai Ni Ma !new! Online
"Secret Mission: Sennyuu Sousakan wa Zettai ni Makenai"
It seems you're referring to the Japanese phrase (秘密任務: 潜入捜査官は絶対に負けない) — which roughly translates to "Secret Mission: The Infiltration Investigator Will Absolutely Not Lose" or "Never Give Up" .
Episode Runtime / Format Suggestions
1. The Core Concept – When Failure Is Not an Option
2. The Cat-and-Mouse That’s Actually a Chess Dance
: To blend in, they pose as a newly married couple living in the building. The Conflict secret mission sennyuu sousakan wa zettai ni ma