I can't use any common skills!

My name is Dae-Seong, my mother gave me this name for me so that I might succeed in life but that was until the gates appeared. My mother died from one of the monsters that came out of the gate and my father died when I was young, so I had to live with my grandparents. 10 years after the accident, humanity adapted and people awakened powers and awakened people can learn common skills. Common skills are learnable skills and are very important for awakens and some awakens get unique abilities and are said to be 100x more powerful than common skills but all unique abilities has disadvantages. And I recieved the unique ability, I thought I was lucky but then the disadvantage showed up, "Can't Learn Common Skills". Everybody knew that a unique ability was strong but a person who couldn't learn common skills was useless even with a unique ability. So I was treated as trash because with my ability there was limit and everybody else didn't, until my ability appeared, the "Skill Creation System". It allowed me to create unique skills that were 10x stronger than a normal skill but of course at a price of system points. This ability changes my life around, come and read the story to see how it happens. ━━━━━━━━━━━━━━━━━━━━━━━━━━━ Disclaimer: The Cover for this Novel is mine, it was made by AinsT1ck