May 1960. Mount Everest, the second step under the cliff. The four members of the China Everest Climbing Commando are attacking the most difficult and most difficult "second step". This is their fifth assault. The first four failures have cost them too much physical strength - finally, the wind and snow stop the gap.
Ma, who lost his son, had hatred for the poachers and was caught in a grudge thirsty for revenge. However, he was gradually moved by Xiao Gu's sincerity and kindness and eventually regained hope. The poachers, on the other hand, are the opposite of the Ma, taking innocent lives for their own selfish reasons. They are bent on revenge, causing it to conclude as a tragedy.
