I Used to Be the Protagonist Too

I was deceived by my unscrupulous parents and kicked to a different world. I thought I would know the left-hand system and the right-hand grandpa, but within a few seconds, the system exploded and the grandpa was poisoned to death. Jiang Ming looked at his cousin whose engagement was annulled, and suddenly realized that the protagonist was not him. Just when Jiang Ming decided to keep growing, the women who were obviously the protagonist's harem came to his door one by one. What makes Jiang Ming even more desperate is that there is more than one protagonist in this world, including those who broke off the engagement, wasted, and were thieves... There are protagonists from various genres. But all Jiang Ming has are their women, and they are the heroines who come to him and make him responsible. How can this be broken? Jiang Ming is waiting online, it's very urgent! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.