Arth, a seemingly ordinary police officer, whose life took a dramatic turn after an encounter with a dying version of himself. This encounter triggers a journey of self-discovery, pulling him into a mind bending adventure through alternate realities and timelines.

Kim Ji-yoo, a former idol who exposed the harsh realities of the industry, travels to an alternate world where she meets a version of herself who never escaped. Confronted by the emptiness behind fame and perfection, Ji-yoo realizes that some choose the cage they live in. Her journey becomes a qu...