Din, un étudiant ambitieux mais sans le sou, et Long, un dragon cynique mais tout-puissant capable d'exaucer des vœux, se lancent dans une aventure délirante à travers le Shanghai d'aujourd'hui à la recherche de Lina, une amie d'enfance que Din n'a pas revue depuis longtemps. Leur périple les conduira à se poser certaines questions existentielles, car si l'on peut obtenir tout ce que l'on souhaite, il faut alors déterminer ce qui compte réellement.

Tianhuo Island is a beautiful paradise. It almost makes people forget that it is located in the "Ring of Fire", the world-famous Pacific Rim volcanic belt. Young geologist Li Xiaomeng brings her team here to develop the first volcanic monitoring system, the Suzaku. Li Xiaomeng's father, Li Wentao, a volcanic expert who has retired for many years, rushes to the crater after learning about it, trying to persuade her to leave. At the same time, expedition expert Zheng Nan dives in the beautiful underwater cave, preparing to give his girlfriend Jiahui a romantic proposal. The volcano erupts, and the fate of these people are entangled. In order to see tomorrow, they must work together to find a way to survive.