In This Life, The Greatest Star In The Universe - Chapter 7:

In the spring of year 6823 of the New Calendar, Lu Xuan, an unregistered resident of the Federation, hid outside a high school classroom and secretly learned a Cultivation Skill, embarking on the path of Cultivation.On the same day, he returned home and had a dream, just as he always did. In the dream, he was in the Guardian Storage Room during the Spring and Autumn Period in Chinese history（770-481 BCE）, and the current Keeper of the Records was named Li Er, also known as Laozi.Later, Lu Xuan dreamed that he became the succeeding Keeper of the Records, became Confucius's second teacher, became the senior brother of Zhang Daoling, the Ancestral Celestial Master, and became the honorary father of the First Emperor...Even later, someone unearthed a roll of bamboo slips from the ground, on which an event was recorded.[The eighteenth Keeper of the Records, Lu Xuan, his Sword Qi like a waterfall, assassinated Duke Huan of Qi in his bedchamber]

Li Peifeng awakes his system, yet it's more of an obstacle rather than a helper. Limited by the System, Li could only gain nutrition from foods provided by women, otherwise he would starve to death.[When the total amount of gifts and consumption from women for you reaches 50,000 yuan, the lucky wheel will be activated, and you will get a chance to draw a prize.]“Stupid system, if I could get girls to spend fifty thousand on me, I wouldn't need your reward, would I?”

A fire destroyed the appearance of Miss Ling Yue Ling, the eldest daughter of the Ling family. Her fiancé broke off the engagement and she became a laughingstock across the city. Unbeknownst to others, she was no longer the person she once was.When she revived and reappeared before everyone, her beauty was peerless and shocked them all.Her former fiancé regretted his actions: “Yue Yue, could you give me another chance?”Miss Ling casually threw a tr*sh can at him: “tr*sh belongs in the tr*sh can. Also, we are not that close, please address me as Miss Ling.”

In a future timeline, the earth was visited by a species known as the Slarkovs.
Having lost their home planet and in search of a new one, earth was the next habitable planet for them.

Humans and Slarkovs made a deal with each other in return for the Slarkovs living on earth.
The Slarkovs traded their technology and knowledge for a new home.
They were similar to humans except for some of them who had slight differences so fitting into the society wasn't a problem.
Over the years Slarkovs and humans began to mate with one another and reproduce offsprings.
This in turn created a new species known as the mixed-blood.
Centuries later mixedbloods could tap into their bloodline and perform unimaginable feats.

Gustav born into an age where bloodline determines everything, struggles to fit with a useless bloodline.
His bloodline only grants him the ability to change his hair color, destroying his hopes and dreams for a great future.
His fate is turned around when an unexpected situation leads to him finding a system that grants him the power to unlock and upgrade bloodlines by completing quests but he's baffled by two quests with a five-year deadline. Success will grant him unimaginable rewards...
But only one thing awaits him if he fails... Death!

Follow Gustav on his interesting journey filled with unprecedented adventures, danger and death, maybe?