It could be. He does strike me as a flustered young man battling a crush.

[Bedivere may have known a thing or two about that.]

Though you may have to ask him yourself sometime, to know for certain.

[Silently, Bedivere wished for it to be a time after the Grail War. It was better for Dazai to love another human rather than a Servant, but getting distracted now would be disastrous.]