The System Bound the Wrong Person, and the Supporting Character is Forced to Follow the Protagonist's Script

'''Having crossed into the world of cultivation for eighteen years, Long Tao had long accepted his fate and was ready to lie flat, but the long-overdue system suddenly arrived! However, what awaited him was not the treatment of a protagonist, but... "Binding error. The host is not the chosen one. Due to excessively low luck, the system store cannot be unlocked." "Unable to unbind. The host is requested to complete system tasks on behalf of the chosen one. All opportunities and rewards obtained during this period must also be handed over to the chosen one. Task failure: death." Faced with this absurd and frustrating situation, Long Tao had no choice but to be forced by the system to carry...