txt is a very famous boy group in South Korea. Yeonjun is an alpha lupus, the older. Soobin is an alpha too, the leader of the group. They both hated each other in the begging because they inner alpha wanted to have the power and dominate, so they fight for territory and respect, but now they are very good friends helping each other and both being in the power. beomgyu is the Omega lupus, the most sensitive, sensible, shy and submissive of them all - the alphas need to hold back when he is around... but when beomgyu is in heat is impossible for the alphas to hold back. Taehyun is a beta, but the alphas treat him like an Omega, and he hates it. he start to go to the gym to be strong and look like an alpha, not an Omega. Kai is the youngest, and an Omega. A beautiful, gentle and submisse Omega. he is the sweetest.