The supporting character's harem is very normal - Chapter 125 I think he will save you

When Li Shen’s second personality acts out, her consciousness is sent to a strange place called Split Zone No.13. She is then informed that she can only return home after unraveling the truth.

One morning, after being bound to the system, MC started his routine of always being captured/ attacked by the ML.

It doesn’t matter if he transmigrated into the ML’s little brother (TN: Here I think brother disciple) or master or opponent, but in the end he is still forcibly taken by the ML.

After transmigrating to many worlds:

MC: Come out system!!! The heck?! Why do these MLs not love their female goddesses, but insist on doing it with me! Aaaaahh!!!

System: …. __(:3」∠)_ Don’t ask me, I also don’t know.

- Description from Novelupdates

The protagonist, a renowned gamer/YouTuber aka [TorchDancer] is a master of the game “Tril Trilo Trilogy.” When offered a chance to playtest the prequel, “Part 0,” he jumps at the opportunity. But a twist of fate plunges him into the game itself, transforming him into the series’ ultimate villain, Frank Wonderstein. Trapped in a monstrous body, he must navigate a dangerous world, unraveling the secrets of the game and his own destiny. Can a hero become a villain? Or can a villain find redemption? Well, you’ll just have to read to find out.

Sagiri was born in silence, no cry, no breath, no heartbeat, until a pulse of ancient energy tore through the air and marked him as the last child of a dead people. Cold, disciplined, and frighteningly calm for his age, Sagiri has spent his life hiding a power even he doesn’t fully understand. He does not smile. He does not fear. He does not allow anyone close. Because the thing living inside him 'The Echo' never sleeps.