To achieve immortality, I cultivate using Qi Luck - Chapter 57 - 40: Duel Outcome, Exaggeration, Truth?

Anyone who could construct a stable Spell Model could become a Wizard — that was the Wizards’ ultimate secret! Having been given a new life as the son of an aristocrat and armed with a super quantum computer from his past life, Spell Models came as easily as breathing to Merlin. With this overwhelmingly huge advantage, would Merlin become the greatest Grand Wizard of all time?

- Description from Novelupdates

Maid, older sister, younger sister, and even mother, all of them.

This novel is also known as A Stay-at-home Dad's Restaurant In An Alternate World

There is a very strange restaurant in the City of Sin.

Elves and dwarves must share a table, orcs are strangely well behaved, dragons are only welcomed on the small square in front of the restaurant, and the demons must bring their own stool.

This strange restaurant with their strange rules continuous to attract a long line of customers.

“This place serves the best food! The chef of this restaurant is a genius!” Some of the guests in the restaurant left glowing reviews. But these guests have a word of warning for other guests, “No matter what you do, never, never attempt to kidnap the boss or try to ‘eat and run’. You will die.”

A cute little girl stood near the door, and demanded in her tiny voice, “You have eaten the food, now pay up, or I will beat you to death.” The five-meter tall dragon suddenly felt a chill running up its spine.

- Description from novelupdates

In the class where everyone awakened to Class A, Rosen was violently attacked online for awakening to a Class D hero template.Fortunately, the awakened Class D template is a 'growth' template rarely seen in a thousand years.So what if others have a strong S-level template, they only have one skill for life, while I can use my Class D 'transform' skill on par with you!Not to mention upgrading from D to C, where I can awaken new skills, and the new skills are even more powerful!Continuously leveling up, awakening more skills.And as the level increases, the form also changes, evolving into monsters similar to those in 'Classic of Mountains and Seas'!......The class teacher and the principal, not recognizing talent like Mount Tai, persuaded Rosen to drop out. Rosen could only work at the crematorium to earn currency to buy Awakening Stones, temporarily enduring for a month.Coincidentally, other forces ran rampant, killing their classmates who awakened to Class A and Class S.Thus, Rosen discovered several familiar corpses appearing in the crematorium...Facing the corpses of those who bullied him while they were alive, Rosen chose...