The Mermaid King Begged Me to Return

Ryla, a god's daughter, gave up godhood to marry Mermaid King Aiden—five lonely years. On their son's fifth birthday, Aiden arrived with another woman; their son wished she stop being his mother. Heartbroken, Ryla returned to her realm, married the God King, loved by all. Only then did Aiden and son realize they had lost the most irreplaceable person.