When a grieving man attempts to end his life to follow the lover he lost in a tragic accident, he encounters a Grim Reaper who looks exactly like him. Bound by fate, the Reaper repeatedly stops him from dying, revealing that their destinies are intertwined. Amid the mysterious rules of death and the hidden truth behind the accident, an unexpected bond forms - one that may lead him back to love, truth, and the will to live again.