In addition to Önnereds HK, 64 other teams from 17 different countries played in Boys 18. They were divided into 10 different groups, whereof Önnereds HK could be found in Group 3 together with Alberta Team Handball 1, RP IF, Ligue Francophone de Handball, Strandby-Elling IF and Skånela IF 1. Önnereds HK continued to A-Play-off after reaching 2:nd place in Group 3. In the playoff they made it to 1/8 Final, but lost it against Redbergslids IK with 8-23. In the Final, Uor-Chehov won over Frisch Auf! Göppingen and became the winner of A-Play-off in Boys 18.