In addition to FC Helsingborg, 28 other teams from 3 different countries played in Boys 18. They were divided into 5 different groups, whereof FC Helsingborg could be found in Group 1 together with Pixbo Wallenstam IBF, CL98IC 2, Bygdö Monolitten IL, IBK Plantagen and Husqvarna IK. FC Helsingborg made it to Playoff B after reaching 5:th place in Group 1. Once in the playoff they won every match inluding the Final against Sandö IBK, which they won with 4-0. Thereby FC Helsingborg won the entire Playoff B in Boys 18 during Gothia Innebandy Cup 2018.