The Reversal of Life of a Down-And-Out Loser

The male protagonist is a complete loser. He has been spurned by others and bullied by his classmates since he was a child. However, on his 25th birthday, he discovered that there is a priceless treasure hidden in his home. This priceless treasure is actually a legendary strategy passed down by his family from generation to generation. It is said that this thing has been destroyed by the four major families in the world, but now it has reappeared in the world. The male protagonist started a counterattack life with it. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.