Tulyana (Preechaya Pongthananikorn), a tomboy, was dumped by her girlfriend three times, so she decides to fall in love with a man instead. She starts flirting with her senior, who works in the salvation army. It's not easy when he thinks of her as a sister, but she won't give up easily. Methakawin (Naphat Siangsomboon) is a new executive and is her boss of the aquarium where Tulyana works. They both have a history since she stole his girlfriend in the past. Not long after, the love triangle starts to become complicated at the aquarium. Whom will she choose?