Iron Blooded - Fifty Seven: The Devil’s Due

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.

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates

The young lord of a small and weak country saves a dragon beside the sea one day.

After retiring from the National Team, Qi Yue devoted herself to the study of agriculture.At a certain gathering, someone instigated a challenge, proposing that whoever lost at the shooting game would have to be kissed by Qi Yue.Seeing Qi Yue in the test fields, carrying a hoe, covered in mud and planting potatoes without any care for her appearance, turned everyone’s faces green with unease.Everyone scrambled to aim for the bullseye, terrified of being penalized.The final result was that the male god of University A, Gu Huai, raised his hand and shot a zero.The second time they met, Gu Huai was being maliciously provoked and overwhelmed at the Fencing Gym.Qi Yue couldn't stand by and was compelled to intervene.The third time they met, Gu Huai was homeless on the streets.Qi Yue spent all her living expenses for three months to help him.Years later.Qi Yue looked at the world shooting records certificate, the fencing championship trophy, and the dozen or so real estate certificates, all bearing Gu Huai's name, and fell into deep thought: “......”