Gero may be a master assassin, but he’s not exactly killing it in the romance department! Can marriage swindler Kinosaki help him find true love?

Poison Master Hikaru Gero is about to take on his most challenging assignment yet—getting married! Gero couldn’t be more clueless when it comes to dating, but thankfully, marriage swindler Mei Kinosaki knows everything there is to know about love. Together, this unlikely pair is going to do whatever it takes to get Gero hitched—even if they have to take on the entire criminal underworld in the process!

Gun Master Miyuki has taken the attendees of a matchmaking party hostage—including Kinosaki! And to make things worse, Kinosaki’s been shot! Without a moment to lose, Gero bursts onto the scene with the unexpected help of another Gun Master named Beppu. Can these two trained assassins save Kinosaki and the other hostages before it