C113 Dam Building and Heating Storage
It was impossible to deepen the depth of the lake.
Through the big octopus, Lo Yu found out that there was something similar to the air wall at the bottom of the lake. He was unable to dive to the deepest part of the lake.
It looked like there were three options, but there was only one way in front of Lo Yu: to build a dam.
There was actually another benefit to building a dam