Secret Mission - Undercover Agents Never Back Down! / Season 1 Season guide Secret Mission - Undercover Agents Never Back Down!: Season 1 8 episodes Premiered Oct 2, 2023 Updated Jul 18, 2026 Spoiler-safe Advertisement Episodes S1·E1 It's for the sake of the investigation...! Oct 2, 2023 · 6 min S1·E2 Do it in the car...?! Oct 9, 2023 · 6 min S1·E3 My body feels so weak...! Oct 16, 2023 · 6 min S1·E4 It's because of the aphrodisiac... Oct 30, 2023 · 6 min S1·E5 In front of all these people...?! Nov 6, 2023 · 6 min S1·E6 I've been trapped...! Nov 13, 2023 · 6 min S1·E7 We need to escape quickly...! Nov 27, 2023 · 6 min S1·E8 Noma, I think I really... Dec 4, 2023 · 6 min