DxD: System of the Harem King - Chapter 78: Cultivation Results

Lyle Walt is a young noble boy and heir looking forward to the day he can inherit his family’s territory. Except around when he was 10 year old, his parents started neglecting him more and more in favour of his little sister, Celes.
On his fifteenth birthday, he is challenged to a duel by his sister to see who will inherit the household and horribly loses, being cast out of his family. Afterwards, he gets treated by the family groundskeepers and receives the family heirloom Gem from him that Lyle’s grandfather had entrusted to him. From there, he begins an aimless journey with his childhood friend and former fiancée, Novem, and the Gem-turned-Jewel that houses the memories, personalities, and Skills of seven of his ancestors.

“Why don’t wizards just shoot each other with guns?” many people on Earth wonder.When Reynard died on Earth and was reborn in a world of magic, he became nobody. He had no parents, no system, no special bloodline, and a magical aptitude that only let him advance in magic by consuming expensive materials. Materials that he could never afford!So instead, he crafted a gun.Oh, you want to cast a spell?Then I cast bullet!From the most hopeless student, Reynard turned into a feared magus. But his path to riches and power was still full of peril!“Ah… why can’t I just stop pissing off wrong people and seducing wrong girls?”

Mediocre is a common characteristic of the majority. But when someone outstanding appears beside you, your life will change because of him. That’s the principle of ‘who you mix around with is a reflection of yourself.’ The doctor in charge of the Three Flavour Hall will change everything. You can raise a campus belle, a CEO beauty…

"The boy has no powers," they claimed.