Season 1

1. The Poison Master's Search for a Bride

2026-04-07 · 24m

An assassin must marry to appease his clan and save his sister. Small problem: He doesn't know how to date.

2. What Is "Charm," Anyway?

2026-04-14 · 24m

Kinosaki takes Gero to practice dating in a floating art museum that becomes the scene of a heist.

3. My First

2026-04-21 · 24m

Gero fights a Water Master to rescue Himekawa, but his real challenge is taking her on a date afterward.

4. The Sound Master

2026-04-28 · 24m

Gero goes undercover as a student to guard a corporate heiress, but he isn't the only Master on campus.

5. Lord Chladni

2026-05-05 · 24m

A test of courage seems like a romantic opportunity, but it turns out to be a deadly trap.

6. Together with Me

2026-05-12 · 24m

Panicked students try to sacrifice Ureshino, and stopping Naruko is the only way to make them see reason.

7. The Bug Master's Wedding

2026-05-19 · 24m

Gero goes to see his friend get married, only to run into some particularly unwelcome wedding crashers.

8. The Hitman Hunter

2026-05-26 · 24m

Gero takes a job to protect a fellow Master from a man who can go toe-to-toe with the expert assassins.

9. The Animal Kingdom

2026-06-02 · 24m

To save Arashiyama, Gero and friends storm into the Beast Clan's home ground.

10. Good-for-Nothing

2026-06-09 · 24m

Gero and Arashiyama start to bond, but a run-in with their biggest enemy ruins the mood.

11. Offering

2026-06-16 · 24m

Kinosaki and Piichi sneak into a Beast Clan lab and witness bizarre experiments with blood.

12. Heart and Soul

2026-06-23 · 24m

To stand a chance against the Beast Master, Gero must get in touch with the essence of his Poison Blood.

13. Thanks, Man

2026-06-30 · 24m

Arashiyama throws a party to thank Gero, and Kinosaki sets out to make sure it takes a romantic turn.