Here I thought the fake development was done. Not that I expected any development anyway.
This arc really, really is one of the most over used things in romcoms. I dunno, I'm starting to think the author is purposely making this not go anywhere.
The only way, the ONLY way, that Manabu will realize his feelings is when he learns Megumi wrote on his eraser. And she can't tell him, he has to learn it himself, either by seeing her signature on something else or while talking to Mikawa-san.
Did they just pull a Persona 4 Golden gag about having the shack be right next to the main lodge and someone bursting in and misunderstanding the situation?