On a massive cruise ship that functions like a floating global village, navigation officer Ding Kai and rookie tour leader Tian Ai meet and form a deep connection. As they navigate the challenges of passengers, coworkers, and family, they witness the joys, struggles, and intertwined stories unfolding at sea.

• Hans Zhang
• Wang Likun
• Lawrence Wong
• Zhang Yamei
• Kenny Bee
• Guo Xing
• Guo Xiaoran