Follows a modern-day writer who slips back in time, inhabiting the body of Wanthong from the Thai classic Khun Chang Khun Phaen, and struggles to rewrite her destiny and avoid a tragic fate.

A young woman who has secretly loved the man she grew up with is forced into marriage with him when he needs a way out of a dangerous situation involving a powerful man's wife. Having never considered her a suitable partner, he initially rejects the marriage, but living together gradually changes his perception of her and their relationship.

Mueang, an outspoken eco-warrior geologist, and Apo, a distressed architect, share a passionate night. Later, Mueang learns she’s his father’s fiancée, leading to one big “it’s complicated” romance.