Y/n had been with Gon and Killua through everything. The Hunter Exam, Greed Island, the Chimera Ants. But near the end of the battle with the chimera ants, Pitou attacks her and she falls into a coma. After a year and a half, Gon decides to travel with his father for a couple of months. Killua can't stand to see y/n like that. So he focuses on Alluka and stops visiting. Two months later, y/n wakes up and travels to find the boys.