My System Is a Big Hole

Shen Feng is a time-traveling loser who reached the pinnacle of his life after awakening to the can-opening system. Make a lot of money, take on a younger brother, pick up beautiful women. But the system is a scam, and everything prescribed has various side effects. Strength potions, speed potions, wisdom potions, various attribute potions, whitening masks, invincible magic weapons,... As long as you can't think of it, there is nothing that Shen Feng doesn't sell. Lighthearted and hilarious light novel This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.