Venus Mission: I Was an Assassin-for-Hire Who Died, Now I'm Hunting Heroes in Another World

42-year-old Suzuki Takashi is a former hitman and mercenary. Although he died of cancer, he was reincarnated into another world due to his potential as an assassin. He uses the modern combat techniques he developed in his previous life, the ancient martial art Shingu-ryu and his newly acquired powerful magic to face off against the unrivaled heroes.