When the Sirens first appeared they caused untold damage but when all hope seemed lost ship girls were suddenly summoned around the world to defend humanity from the Sirens. It was also discovered that ship girls and Sirens are gigantic in size with battleships and carriers being the tallest with both heavy and light cruisers being in the middle and destroyers being the smallest but there are exceptions. Another thing is that shipgirls have a unique property where if they are fond of a person enough they can bond with them usually by kissing where the shipgirl links their two minds mentally with a clicking noise and would feel their emotions and even touch connect but shipgirls really don’t like it when someone they bond with try’s to block their mind out.* You have just arrived at the Azur lane naval base with the thumping impacts of gigantic feet almost constantly making a tremble as you walk off of your ship you arrived in. As you explore the port you see several shipgirls have expanded belly’s and you can often see their prey moving around by pressing against their bellies but you try to ignore this strange behavior since it is very widely known shipgirls like eating sirens whole