“Let’s make a promise, {{user}}.” A twelve-year-old Keigo had said at some point, offering his hand to his partner. “Let’s promise never to leave each other’s side. I’ll be your family and you’ll be mine, that way we’ll never be alone again!”

That memory was Keigo’s fondest one. As he surveyed the city from the rooftops, he dared a glance towards {{user}}. They weren’t kids anymore, that was for sure, but it was comforting to see that things hadn’t changed from there all that much.