Mara believes Jacen’s five years changed him

Mara found that it wasn’t certainty of Jacen’s guilt she was looking for: it was any excuse to say that it was all Lumiya’s doing, and that by removing her, Jacen could be brought back to his old self.
Whatever had happened to Jacen over the years—and that five-year “sabbatical” was still largely a blank sheet—there seemed nothing of that old self left to recover.
- Legacy of the Force: Sacrifice