In the early 1990s passenger numbers on Helsinki–Tallinn traffic were steadily increasing, and during winters between 1992 and 1995 Tallink chartered MS Saint Patrick II from Irish Ferries to increase capacity on the route.
I begyndelsen af 90'erne stig passagertal på Helsinki-Tallinn, og i løbet af vinteren mellem 1992 og 1995 chartrede Tallink MS Saint Patrick II fra det irske rederi Irish ferries for at øge kapaciteten på ruten.