Your Crest acted as a beacon. [Sure. Why not. After months in Cerealia it takes a bit to surprise him now and he's crouching just a little to get a better look at Hikari's crest.] This is the thing that helps Tailmon evolve right? That's what Patamon said about Takeru's. Does it just...activate on its own then?

[Crest of Light. Hikari. There's not really a mystery why those two things go together.]