Married To The Mermen King

Married To The Mermen King summary:

She had never counted on being married to the last cannibal merperson in the Amazon when visiting her parents on summer vacation! Danjinos: “You bit me. You have to marry me!” Her parents: “Did you hear that our daughter Mengmeng will be the wife of the last cannibal merperson in the Amazon? She’ll have the honor of populating the species!”