Ossan's Love Thailand

On the train to work one day, childish Heng is in for a shock when his boss Kongdech drops his phone and he sees his phone's background is a picture of Heng himself. Meanwhile, his immaturity has gotten to be too much for his mother, who, when Heng doesn't move out, up and leaves one day while he's out of the house. With his mother and her homemaking skills gone, Heng is quick to snatch up a new roommate, Mo, who knows how to cook.

Working with his friend and client, Alone, gives Heng a new perspective on his own recent love confessions.

The company trip gives Heng and Mo an opportunity to connect on everything that has transpired between them.

Kongdech's daughter, Cher-aim, begins investigating her father's new love "Honey" at the office.

Kongdech pretends to go to Japan for work, when he's actually on a religious retreat, trying to get over Hengney. Heng sees Ten and Mo holding hands at the bar and assumes they're dating. Chicha is temporarily homeless because of Thua's mistake, so Mo invites her to live in Heng's house.

Heng and Mo work with VIP clients and score free tickets to a theme park.

Heng and his boss have to stay a night in a haunted house in order to be able sell it to a client. Meanwhile Ten takes care of a sick Mo.

Mo wants to introduce Heng to his family and so the two of them find an excuse to not go to work and instead take the trip to Mo's hometown. Meanwhile Kongdech and Ten find out about it.

Thua-ngok asks Meow to be his girlfriend, but she says she just wants a Phi-Nong relationship. As it turns out, she had a big secret. Heng's Mom found out she was sick, so she returns to get her savings and to start checking items off her bucket list. One of the items was to see Heng in a relationship. Because of a misunderstanding, she thinks Heng is dating Chicha. This provokes Mo's insecurity, and he breaks up with Heng.

Kongdech surprises Heng with a public proposal. Heng struggles to find the right way to clear things up between him and the boss.

Kongdech and Mo try to help Heng recover his memory as the wedding date quickly approaches.