The death of a company CEO leaves his children and other relations scrambling for control and looking for the truth about the death of their father.

Dome, a barista at a café on the verge of closure, receives an unexpected job offer. The offer comes from a café regular, Khatha, who orders coffee he never drinks. The job is at an odd museum open only after sunset. With few choices, Dome accepts Khatha's offer. On his first day, an employee tells him the museum is haunted. Forbidden by the overseer from entering Zone 16, Dome is tempted inside. Khatha attempts to contain the damage, but Dome has unintentionally awakened things and nearly everything inside manages to slip out. Dome takes responsibility and, with Khatha, attempts to hunt down what went missing in order to return them to where they belong.

In an antique shop, the value of each item is the story behind them. People who sell their belongings here can reminisce on their lives, and buyers see their value hidden within. Six stories about memories, love, dreams and separation are linked to six items.

Pichet is married to Waree and has a son, Kawin. Sirin manages Pichet's DUBAI CLUB. Pichet loves and trusts Sirin so much that Waree thinks she's Pichet's mistress. Waree’s sister, Weeranat, planted this falsehood in Waree’s mind when she herself fell in love with Pichet. With each day, Weeranat becomes more paranoid. Soon thereafter, Waree is found dead and Sirin has disappeared without a trace.

A secret tape of Phanthiwa is exposed at her wedding to Phureenat. Humiliated by the incident, she resolves to commit suicide. It was only her five-person friend group who knew Phantiwa's secret. Meena tries to find the culprit. During her investigation, Meena needs to dig through Phanthiwa's history with her ex-boyfriend, Pitch. The more she digs, the darker the truth about the clique's relationship gets. Thidawal is having an affair with Chanon, Meena’s boyfriend. Methacha is secretly filmed and blackmailed by Korawee who is the new boyfriend of Methacha’s mother. Saratsawadee, who seems to be a sweet conservative woman, is the mistress of Captain Key. She is being closely monitored by Key’s wife Natthamol and Lieutenant Term, Natthamol’s cousin. Palana, a mysterious girl in their friend cycle, may hold some secrets.

When Po is tasked with documenting boy group Mars' final concert before their disbandment, he inadvertently becomes the closest confidant of leader Thame. Thame's about to make his debut in South Korea, leaving the rest of the group behind.

Alex is a seventeen-year-old shy kid who remains the only virgin among his group of friends. His multiple attempts to lose his virginity fail hilariously. One day he wakes up to find himself in another environment where he is no longer a virgin but an expert on sexual relationships and a gynecologist. However, his old friends hate him for unknown reasons, and he is close with a new set of people. Moreover, a set of mysterious images appears, which may give a clue to what happened to lead to this transformation. Can Alex solve the quarrels with his old friends and solve the mystery of the photos?

"Club Friday 12" is a collection of short series about uncharted, hidden love.