I Traveled Through Time and Became a Demon King and Used the System to Crush the Brave Men.

Chen Jin, who traveled through time and became a demon king, expressed panic, but the system brother he brought with him told him not to panic. As long as he relied on the system, he could crush the brave men who came to defeat him. What's more, the beautiful and beautiful princess was still in his hands? By the way, princess, the princess ran away and said that running away was shameful but useful, so the devil Chen Jin embarked on the old path of defeating the brave and imprisoning the princess? No, Chen Jin unexpectedly discovered that he could actually return to Earth...