I gotta say, the MC hasn't a lustful bone in his body. To the point where if he were the norm I'd worry for the survival of the species.
Also, frankly, it's not romantic when only one side even vaguely seems interested, other than in reaction to the other side's moves. I mean, "I want to say with you forever..." is replied to with, "It's cold out and your train is coming!" Okayyyyyyyyyy