Becoming immortal by doing nothing

Synopsis

My grandfather is a supreme cultivator. My other grandfather is a top-level alchemist. My father is the current patriarch of our clan of immortals. My mother is the daughter of the supreme sword-master. My second uncle is the Supreme Elder of the Taoist academy. And my third uncle rules the Western Desert! Luo Qianfan tells the system, "Even though I'm the heir of the most powerful immortal clan in history, I'm really not interested in cultivation." (Source: Anilist)