Theo thought that even though he was recently pretending to be the father of these children because of Little Yui, he felt he should do something more for them…
Looking into his System, Theo searched for cultivation techniques. He thought it would be nice if these young children grew up with a decent technique since it would help them grow much stronger. He researched primarily for techniques that would improve the cultivation's foundation.
After a while looking through his System, Theo found what he was looking for… In fact, he considered it to be even better than he initially wanted. The System called it: Cultivation Technique