The Demon Sect's Rebellion: the Master Is GG at the Beginning

Traveling through another world, Chen Chen became a member of the Demon Sect, and finally managed to become the chief disciple of the sect. As a result, something happened within the sect. His master, who had been in prison for more than ten years, was seriously injured and dying, and he was about to be liquidated. In addition, he has always had a very disturbing thing, that is, his system has been stuck from the beginning. Whenever he looked up at the sky, looking at the big floating green "+1" symbol above his head, he would feel suffocated. However, considering that this system bug can increase his strength and realm day by day, greener, Then it doesn't matter... Right? This book is also called The Devil's Traitor: My System is Stuck This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.