That's probably it
Male 1 and Male 2 are the younger brothers. There was a fire when they were young, and both parents died. Then the elder brother He Xuan has been taking care of his younger brother He Mu. Later, his younger brother was 80, and his elder brother went 1v5. As a result, he had his hand bones broken. Later, uh, it was him. The younger brother came to take care of his older brother again, and then a car accident caused his younger brother [He Mu] to stay on July 25th forever, and that day was also [He Mu]'s birthday. Later, He Xuan avenged his younger brother [He Mu], and he hanged himself after the revenge. In the end, both of them died.
Concept: Death is something to be feared