A struggling circus crew gets deceived by its former partner, as it embarks on a tour in Thailand. During the journey through a Southeast Asian rainforest, they encounter attacks by a giant python. They meet a mysterious man named Jeff who offers to help, but they soon realize he's a poacher. As they search for Jeff's boat, they face life-and-death struggles with the python and Jeff himself.
After washing his hands, Hu Bayi helped his friend Uncle Ming go to the South China Sea to salvage the pearls. Unexpectedly, he encountered a shipwreck and fell to the bottom of the sea, but accidentally found a thousand-year-old ruins of an ancient country that sank at the bottom of the sea. They went through many hardships and dangers at the bottom of the sea, and finally united to defeat the deep-sea beasts, and cleverly used the equipment in the ruins to escape.
Xiang Yuan, who once unsuccessfully pursued Xu Yan Shi in school, reunites with him as an adult. While she works to save a company and he struggles to follow his dream of becoming a navigation engineer, they support each other through challenges and grow together.
