Tails of the heart

Under the deep blue waves, Izuku Midoriya, a male Omega, has spent his life dreaming of a mate that was strong, powerful, and loved him for him, not because he was the Prince of the underwater world called the Emerald Kingdom. King Katsuki Bakugou is a Prime Alpha. He had everything he ever wanted. Many Omegas at his beck and call. Many mates, even though he hadn't made any his claimed mate that would be Queen. He would have heirs plenty being most of his harem of Omegas were going to bear fruit, and some would be soon. Until one of his Omega's turned out to be a Sea Witch's daughter. The Sea Witch becomes angry over Katsuki's greedy treatment. Katsuki Bakugou loses everything, the heirs that he was looking forward to all lost. The Omegas in his harem can't get pregnant by him anymore. Katsuki is now cursed to find his true mate, who will be the only one to give him any children. Could a Merman Omega be his chance, or is the Sea Witch just playing with him in the hope that he could have a true mate? Alpha/omega merman UA