MTL - My Master is a Bug - Chapter 583 Saint's Light

In a world fractured by conflict and haunted by shadows of the past, Kokushibo—the first Upper Moon demon—meets his end, only to awaken in a new life. Reincarnated as Crimson, a child born into a different family, he carries the memories of a past he cannot escape. Burdened by centuries of guilt yet indifferent to the present, he resigns himself to duty—until an unexpected bond with his newfound family begins to thaw his hardened heart. As he struggles between the weight of his past and the weight of the new life, Crimson must decide whether he will remain shackled to his former sins or embrace the possibility of peace.

There are 5 books on the 6 sworn brothers in a serial called streamer (流光系列). ‘They are rich, handsome and powerful. These book are on various types of love as well as on the bond and mateship between the brothers. Book on youngest 6th brother.

Chen Yu Bai (3rd brother) & An Xiao Yi – Chen Yu Bai is a sharp, domineering & cool man whereas An Xiao Yi is a foolish, childish & innocent girl. He is her boss & she is his secretary. He bullies her yet at the same time will not hestitate to protect & shelter her. Thus, she can always rely on him. Their relationship is a funny one on how opposite attracts.

Li Wei Ran (5th brother) & Qin Sang – Li Wei Ran and his cousin Qin Song fell in long with Sang Sang who is An Xiao Yi’s best friend. Sang Sang sees Li Wei Ran as a good man. He is polite, patient and passionate whereas she is independent, intelligent and interesting. They are a perfect pair but she is afraid to love so he has to work hard to convince her he is worthy of her love..

Short sequel on their children.

Zhou Shiguang realized that everything she owns stemmed from a misunderstanding. That day an incident occurred and changed her fate. Now, she has nothing. Facing continuous harassment from her adoptive parents and Zhou family’s true heiress, Shiguang feels like she’s at a dead end.

In her desperation, she clings to Meng Yungui, the third heir of the Meng family. But this heir is definitely not an easy man to please. He may be rich and powerful but he’s got an awful personality. And yet Shiguang decides to persevere. She walks on thin ice with Meng family and every step must be taken with caution.

During this time, her career as an aspiring actress also begins to grow rapidly. From extras to lead roles, her experiences slowly extinguish her innocence and kindness, hardening her heart. And seeing this change makes Yungui gradually fall for her…

- Description from Novelupdates

Qin Muling, who was reborn by chance, joined the Yunmeng Heavenly Palace, which was full of beautiful women, and became the closed-door disciple of the supreme leader. He thought he could step onto the pinnacle of life from then on, but little did he know that he would be suppressed by the senior sisters who were both stunning and powerful, to the point where he couldn't even lift his head.He fought hard for his dignity, but was repeatedly defeated and suppressed by the senior sisters without any mercy. He never had a chance to turn the tables, and in the end, he had no choice but to give up: “Senior sisters, I don't want to strive anymore!”The senior sisters smiled and threw out a life-or-death question: “Very well, choose one of us!”Qin Muling: “...”