Love rival to who? The 2D chicks that Uchimaki draws? Even Usami isn't consider seriously as a romantic interest, rather, her one-sided interest in Uchimaki is treated more like a running joke when and if it's ever brought up.
First page is just a satisfying eye feast for straight lines. Made me realise that Imigi Muru has very detailed straight lines on every single background panel.
aaah i understand the feeling of a big storm being exciting and special... something about staying cozy inside while it pours outside is very satisfying!
Imari could so totally take on the busty BFF love rival for uchimaki's affections if she got serious.
But she's not aware yet or choosing to not be aware as seen during the mystery book incident.
Also waiting on the Colette payoff of when she inevitably discards her persona they showed that back then