A mortal cultivating immortality can nurture spirit beasts.

Transmigrating to the mortal world, Lin He awakens a spirit beast nurturing system, using his precognitive abilities to seize opportunities and gain advantages. In the Blood Trial, he slays a black dragon, embraces Nangong Wan, and in the Void Heaven Palace, defeats various Nascent Soul stage monsters to obtain the Void Heaven Cauldron. ...Years later, Lin He returns to Tiannan. Han Li, seeing his former junior brother Lin, now a Nascent Soul cultivator, secretly vows, "Senior Lin is my goal!"