Kang Isae’s Happy Ending

Kang Isae runs an intelligence agency using an alias, concealing a remarkable secret—an immortal body. However, his world takes a dramatic turn when Rowan, an executive affiliated with the Caliophil organization, approaches him for assistance. To Kang Isae’s astonishment, Rowan’s request is not what he expects—it’s to locate and, shockingly, eliminate Kang Isae himself.