Mars is a Taiwanese drama starring Barbie Hsu and Vic Chou of F4. It is based on the Japanese shōjo manga series, Mars written by Fuyumi Soryo. It was produced by Comic Ritz International Production and Chai Zhi Ping as producer and directed by Cai Yuexun. The series was broadcast in Taiwan in 2004 on free-to-air Chinese Television System and cable TV Gala Television Variety Show/CH 28. It was the 2005 Most Popular Drama of the Year at the 40th Golden Bell Awards, Taiwan.

Chien Ching-fen, having attained all her life goals, begins to question the true nature of happiness. Realizing that achieving happiness often involves suffering, she seeks out new challenges. Her curiosity about her former rival, Rebecca, leads her to explore whether suffering is the path to lasting fulfillment.

When Sanlian's ex-husband passes away, she discovers he has altered his insurance policy, cutting out their son in favor of a stranger named Jay.