In addition to Lerums IS, 39 other teams from 9 different countries played in Girls 13. They were divided into 10 different groups, whereof Lerums IS could be found in Group 1 together with IF Brommapojkarna, Marin FC and Eskilsminne IF 1. Lerums IS continued to Slutspel B after reaching 4:th place in Group 1. In the playoff they made it to 1/4 Final, but lost it against Kullabygdens DFF with 0-2. In the Final, Kullabygdens DFF won over Marin FC and became the winner of Slutspel B in Girls 13.