Devouring the starry sky, the clone evolves into a primordial behemoth.

Reborn to devour the starry sky, bound to a giant python clone!
The blood food consumed by the clone is transformed into energy to nourish the main body!
The genetic leap of the clone's evolution increases the gene count of the original body!
The clone devours special life forms and gains special talents and abilities!
……
A mysterious giant python of unknown species is gradually evolving into a primordial behemoth!
A body length of a kilometer, ten thousand meters, a million meters, a light-year...
Countless years later, a terrifying behemoth spanning a billion light-years in the cosmic sea opened its blood-red maw and swallowed a humanoid corpse comparable in size to a spaceship!