In 1970, a string band called "The Possible" was really popular and made a fever among young people. One day, the band received a microphone as the present from a mysterious fan. Miraculously, the microphone was a time-machine that accidentally took them to the future, in 2007, where the modern music rules and they're just an out-of-date item.

When friendship deepens into what veterinarian Keng hopes could become love, he learns that beautiful Fai still harbors feelings for her ex-husband who also happens to be Keng's best friend.

A band travelling by ship becomes stranded on Mermaid Island, and the locals hunt them down to make their forest goddess happy.