[Two Line Summary]
A mysterious app lets Mark swap bodies with the people around him, turning his ordinary life into a series of unpredictable experiences.
Each new identity offers power, pleasure, and danger—but the more he changes, the more he risks losing himself.

[Detailed Description]
Mark is a 25-year-old man living alone in a modern apartment complex after finishing his studies. His life is simple, almost monotonous—working part-time, keeping to himself, and observing the lives of others from a distance without ever truly engaging.
Everything changes the night he discovers a strange app on his phone—one he never downloaded.
At …