In addition to Märsta IK, 39 other teams from 7 different countries played in Girls 13. They were divided into 10 different groups, whereof Märsta IK could be found in Group 4 together with Näsets SK, Rönninge Salem Fotboll and Beijing Dongcheng. Märsta IK continued to Play off B after reaching 4:th place in Group 4. In the playoff they made it to 1/16 Final, but lost it against Hovås-Billdal IF with 0-2. In the Final, Marin FC won over Darlington Soccer Club and became the winner of Play off B in Girls 13.