Set in 1960s Thailand, Trin, an idealistic economist, crosses paths with Tanwa, a carefree hippie. Their clashing worldviews ignite both desire and discord, all against the backdrop of political upheaval.

Tanwa continues his playful pursuit of Dr. Trin, with a heart-shaped origami and a rain-soaked twirl sparking romance. Meanwhile, Krailert refuses to let Naran retreat from their growing bond, leading to a steamy encounter in the library.