Heartbeat Game

Elena is an ordinary office worker trapped in a monotonous daily routine—until she finds a pink phone. A mysterious person on the other end sends her unusual instructions every day, drawing her into a series of thrilling and increasingly dangerous games. As Elena follows each command, her once predictable life spirals out of control, blurring the boundaries between her professional and personal worlds. Everything changes when she discovers that the phone belongs to Alex, her own boss. What seemed like a string of strange coincidences turns out to be part of a carefully orchestrated game controlled by Alex from behind the scenes, exposing a dark web of secrets, desire, and psychological manipulation.