Prediction: hishark/bishark always liked Keitha despite being engaged to the princess (I think this was hinted at before?) and so in taking everything Bishark wanted he got Robin to introduce Keitha's ex to the Widow so he could get his hands on Keitha.
πΌπβπ πΏπππ ππ½πΎπ ππΆπ ππ½πΆπ πΌ ππππ πππβ¦ ππΎππ πππβ¦