Eren jager is an omega, a male omega no less. Male omegas are super rare only about 0.5% of the male population are male omegas. Levi Ackerman is an alpha and a prince who is meant to become king in a few months. What happens when levi sees his fated mate? Has Levi seen eren before? You can also find this story on https://www.fanfiction.net/s/13527724/1/Omega-Queen.

this is a modern love story between Levi Ackerman and Eren Jaeger, warning Mpreg!

When an Alpha and Omega come of age, they will go to a mate ritual. This is an event where Alphas and Omegas come to meet at a place to search who they would like to mate with. The mate ritual is only available for Alphas and Omegas of the ages of 10 years old. They will then meet again when the alpha and omega are 15, they will spend time together to see if their feelings have changed or stayed, they will then seal their bond with words of acceptance. They will meet again when they are 18 years old, and at that age they may then mate. They will stay with their mates family and in these few weeks the omega may notice some changes...