Your Girlfriend Was Amazing - Chapter 67: I will Become The Strongest

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates

If she could use any three words to describe herself, Jiang Yue would say that she is rich, beautiful, and extremely smart. Unfortunately, she took these for granted in her past life, causing her downfall.

After the gold medal teacher, Sun Mo of the city’s No. 2 Middle School, fell into the water, he transmigrated to Tang Guo, Zhongzhou Academy and became a newly graduated intern teacher. Sun Mo bound the Peerless Master System, turning waste into little geniuses. Under Sun Mo’s guidance, the little children became masters after one year, passed emperor level after three years, and attempted god level after five years.

When the ten-day agreement comes to an end, he breaks his word and forcefully keeps her by his side, against all odds.'What conditions will it take for you to agree to continue?''Marry me!'After a quick wedding, Gu Lili becomes the center of lavish attention, spoiled by her husband to the point of envying the universe. She proudly humiliates her ex-fiance and his family, launching herself on a triumphant path where she tackles the little people, confronts the evil seductress, and masterfully ascends to high power!