Kee, who has been tight-lipped person since birth, meets Peem, a new classmate who makes her want to change and open up about love. A chaotic, cute, and jealous friendzone relationship begins at school.

Kee tries to reconcile with Peem, but their relationship becomes more ambiguous when Peem has to study abroad in England. This makes Kee realize her true feelings and determines to help Peem get into a Thai university to clarify their relationship, amidst jealousy and Pock's plans for them to confess their love.

Kee decides to confess her love to Peem during their high school farewell camp, but the timing goes wrong and Peem misunderstands, getting upset. Kee gathers her courage, hugs her, and pours out her true feelings while giving her the engineering gear necklace. Peem accepts with a tender smile and seals it with a heartfelt kiss.

Kee and Peem wake up in Peem's bedroom after a romantic birthday night, but Peem's father discovers them, leading to Peem being grounded and forbidden to contact Kee. Kee tries to find Peem and learns that Peem's father is forcing her to date Poon, making Kee devise a plan to win Peem back.

The Samed trip turns into a sweet escape for Kee and Peem, as playful moments and tender confessions lead to a magical night of romance bringing their hearts even closer than before.

Kee is heartbroken after learning about the engagement, yet can’t let go of Peem. Peem never stops trying to win her back. Despite obstacles and others getting close, their bond remains strong—love too intense to deny.

Though Kee’s lie pushed Peem toward a brighter future, longing filled every heartbeat. Seven years apart never dimmed their love, and when fate brings them together again in Japan… the yearning bursts back to life.