The trailer and the teaser poster added for the film distributed to Netflix “Mantis” with Yim Si-Wan and Park Gyu-Young. The film is a suite / spin-off of the film in 2023 “Kill Boksoon” with Jeon Do-Yeon & Sul Kyung-Gu. The Teaser trailer opens on Sul Kyung-Gu as CEO of MK Enterprise declaring 3 rules to work as a killer for his business. A fierce battle then follows between Hit Man Mantis (Yim Si-Wan), his rival J (Park Gyu-Young) and the legendary Killer Dok-Ko (Jo Woo-Jin).

“Mantis” will be published on September 26, 2025.

Draw the synopsis by Asianwiki: Elite Assassin Mantis returns from vacation and learns that Cha Min-Kyu (Sul Kyung-Gu), who was the chief of MK Enterprise, died. He decides to leave MK Enterprise and seek a new chance with other colleagues killers of contracts. He has a friend named J (Park Gyu-Young) whom he has known for many years. They trained together to become assassin. I are deadly as a contract killer, but she was expelled from MK Enterprise who fell in disgrace with her superiors. She has complex feelings towards Mantis.

Meanwhile, Dok-Ko (Jo Woo-Jin) was one of the founders of MK Enterprise and he was the Mantis teacher. He retired from the contract killing the world, but, after the death of Cha Min-Kyu, he returned to take over MK Enterprise. Dok-Ko is trying to attract Mantis to the company.