How Can I Become an Immortal Without Fighting Power?

A little transparent person in the family, working a two-point and one-line shift, living a life that can be seen to the end at a glance. He craves excitement but is afraid of risk. Just when he thought he was going to spend his life like this, he traveled to a world where he could cultivate immortality, and he also brought the system with him. Combat Power System It was no different from the one-and-done, nine-nine-nine game he remembered. I thought I wanted to live the life of a cool hero and enjoy all the glory and wealth. He discovered a small flaw in him. How can I become an immortal without fighting power?