Game of Thrones Alternate Ending, S8E7 "Trial by Seven"

Daenerys laments Drogon's injury, Gendry finished his re-forging of the Valyrion Steel. Seven characters depart for the Isle of Faces atop the two Dragons. Jon makes contact with the Children of the Forest. Jon is informed as to what will be required to defeat the Night King. As expected the Night King follows Jon to the Isle of Faces.