บท 2418: A-rank Breakthrough!

This plan was actually very easy to carry out. However, after using this method to evolve their bloodline, it would be difficult for them to take this shortcut again.

The mermaid species' bloodline evolution could never be accomplished solely through shortcuts.

During the evolution of their bloodlines, what mermaids lacked the most was pure spirit qi and water-elemental energy. Pure water-elemental energy was extremely rare in the water world, while spirit qi was nonexistent.

Hence, mermaids appeared to be the Dictators of the water world but were actually severely restricted by the water world's resources.