Demon Development System

This novel is also known as Study Monster Cultivation System

[Today, have you become more knowledgeable?]

[According to your brain load, the learning efficiency is increased by 28 times.]

[Today’s remaining learning vitality value, 26 hours.]

[After the vitality value is exhausted, you will not be able to acquire knowledge.]

[Please use the built-in function of the system to relax and recover.]

Limited vitality, fatigue is the head, learning magic is too late to think-

Come on!