Li-ann, a dreamer, is a strong believer of the soul mate theory and rejects all men, especially her best friend KS, till she falls in love with Jeremy, at first sight. They tour Chinatown, Singapore, together on February 29 1980. Unfortunately, she is heartbroken when he tells her he is engaged. He decides to make up to her by meeting her same time, same place, every leap year. Their love spans twenty years, as they realize the pain of love until they take the leap of faith...and the leap of love...

In Singapore, successful businessman Alexander falls in love with his new assistant Li Lin. Their love is soon put to test when his ex-fiancée Anna's brother blackmails Li Lin into stealing the plans for Alexander's project. Li Lin reluctantly succumbs to the pressure. Meanwhile, Anna meets Li Lin by chance and soon their friendship develops and endures even after Anna discovers Li Lin's love for Alexander. When Alexander forgives Li Lin, Anna bravely decides to allow destiny to follow its own course.

Just before Anniela and Robert are supposed to move to Singapore where they were planning on getting married and having Robert work for the family business, Anniela surprises her fiancé in the arms of his last girlfriend. Immediately ending their relationship, she stubbornly departs for Singapore alone. She is thrilled to see her old friend Ming Lee, director of a cultural center for deprived children. In addition to taking a job teaching German, Anniela offers music lessons to the kids. It isn't long before she falls in love with Dai Si, one of the students in her language class. However, he hasn't been truthful about his identity. Afraid of losing Anniela's love, he hides the fact that he is the son of the rich industrialist who plans on tearing down the cultural center to build a casino. Anniela eventually discovers who her new lover really is. Now twice brokenhearted, she prepares to flee Singapore for home. The magic of true love, however, is not so easily discouraged.

The Viennese detective children Biggi, Patrick and Luke find a key in dragon form, and their curiosity is aroused. They realize that the sinister Lady Q is interested in opening the legendary moon palace and find the elixir which is believed that promises eternal youth. The Tigers must prevent that Lady Q enters into possession of the priceless liquid.