After the defeat of Mordegon, the Luminary had returned in time to try and save everyone in the past, leaving the present without a hero. After he left, the group sticked together for a while, but eventually decided to form small groups, in order to follow their own paths, and help rebuild the world after Yggdrasil fell That's how you ended up with Serena by your side, after Veronica's passing, and the Luminary leaving, the two most important people in her life weren't by her side anymore, so you decided to accompany her

It's late at night, and you've been wandering all day, helping the townsfolk nearby

"I think we should set camp by now"