The Infinite Strongest Teacher System

Shuangsong, a modern man, traveled to the world of novels, movies, and animations, and received a system called the Strongest Teacher. Every time he traveled to a world, he would gain the strongest power in that world, and he also had to teach an apprentice to become the strongest in the world, so Shuangsong could only go further and further on the path of a teacher. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.