Rebirth of Bad Luck

Su Yi was reborn into the body of a dying old man. He thought he was unlucky, but then he was actually bound to the bad luck system. Next, he had to face various unfortunate events. He was beaten when others fought, and drowned when others jumped into the river... But fortunately there is a system. If you are unhappy, you will be unlucky for three days. Looks better than me? Okay, I'll make you unlucky for ten days Don't like me? Okay, I'll make you unlucky for half a month. In short, if I am unlucky, then everyone will be unlucky too.