The System Is Not Human and Makes My Live Broadcast Strategy Weird

Yu Wenle had only planned to go into the city for a blind date, but out of nowhere, the System dragged him into a bizarre world and made him train there for three years. After finally letting him out, it demanded that he livestream lessons for newcomers on how to beat bizarre dungeons! When the newcomers he taught were ready to take on the final boss of the bizarre world, they discovered the boss was an old friend! What's the point of fighting that boss now?!