Masumi's not the only one who can't sleep and she can likely hear Eva's footfalls before the trainer speaks.

"Can't sleep either? Don't blame you," she continues as she flops down and crosses her legs, and, shocklingly given everything Eva's implied, be it via words or just actions towards Lele compared to rest of her pokemon, allows the smallish porygon2 to settle on her lap.

"At least we stopped it, yeah?"