A modern man is transported 400 years into the past, where he must pose as a missing criminal's son while falling for a suspicious noble.

Rain plots to make Phayu fall for him to ruin his reputation, while Sky grapples with his feelings for Prapai, in this whirlwind of emotions and growing love.

Due to an unforeseen situation, a naive freshman and the campus’s popular senior agree to pretend to be a couple — but their fake deal begins to affect their real feelings.

It all begins when Brick receives a mysterious package. Inside the box is "Anna," an artificial intelligence-programmed sex doll that can transform into a human being.