After 150 years in another world, Lin Tianheng awakens a system in his twilight years. "I cultivated myself into a Grandmaster, and now, as I'm dying, you give me a 'Family Disciple Cultivation System'? I worked hard to build this foundation, and now I have to level up with these brats? Are you treating me like a tool?" "What? Completing tasks extends lifespan and allows travel to myriad worlds?" "Ahem, it's good, no, I must train my children well." "All of you...