Namnuea and Sailom are wedding planner and groom-to-be. Unbeknownst to Namnuea, bride-to-be Yiwa and Sailom are being set up by their families. However, Yiwa already has a lover, Marine. No matter his feelings for Sailom, Namnuea's duties come first.

Tongrak is a writer of popular romance novels. While travelling in search of inspiration for his most recent novel, he meets an irritating southern Thai man, Mahasamut. When they end up in bed together, however, Tongrak finds himself hooked.

When clouds in the sky and falling rain tease the two close friends in trouble Rain and Sky, it takes them to meet Phayu and Prapai, who are not only cunning saviours but also guys making storms in the two best friends' hearts. The war of love is about to take place in the warm spring, hot summer, lonely autumn and cold winter. How would the atmosphere of love be? Which way would their hearts wave and the air full of love take them to?

Khim and Rain are the siblings of the real estate Kannakool family. Rain is a 4th year student who is friendly and very different from his younger brother, Khim, a 3rd year student who is quiet and introverted. The two siblings have a friend and bodyguard named Phayu, the son of the Kannakool family's butler. The world of Khim changes after he meets Sun, who just transferred to the university. Sun is an optimistic person that loves playing the guitar but was born with heart disease. A good relationship forms between Khim and Sun in the classical music club, but misunderstandings, rivalries, and family problems await them in the near future. What destiny will they face?