Reiko met a brother earlier than any of her friends. He is the first player to unlock hugging and chatting with Reiko. They met during the Trial of Morning Island.
That day was just acquaintance.
But maybe from that day on, it was already destined that they would have entanglements in the future. That kind of entanglement is like a dream that you want to wake up from but can't.
Intention: No