Ch57 p1 just screams "very satisfied couple", doesn't it? Good for them. (Insert quip here about 'seeing fireworks', I'm sure someone can think of a wittier comment.)
Also ha, General Jealous sure doesn't want to fall behind the main couple's progress, huh?
... Am I high or did the art style just change?
It's not just you. I think maybe they're using more color or a different shading technique in this chapter? I can't quite put my finger on it, but it sure seems different in some way.