System Guided Me To Showboat

Su Hao has lived a life of constant failures, which made him unable to hold his head high. His latest failure was catching his hastily married wife in bed with his new neighbor. 
Su Hao was so enraged that he chased his neighbor across the street while wielding a knife in his hand. During this chase, he encountered a tragedy when he fell down an open manhole. However, this tragedy came with a fortuitous encounter as he awoke a system. This system requires him to act pretentious to get rewards. 
The most significant advantage the system gave him was to return him back in time, ten years back to when his string of failures began. Follow Su Hao on his journey to redo his life while boasting his way to new heights.