I think the image is saying that maki x hanayo is the parents of hanamaru because of the similar looks. Which would explain hanamaru eating disorder and being quiet. RIP to all the hanayo x rin and maki x nico fans.
i know i should stop complaining about the bait but is sad that theres so few good yuri animes and one of the best ship of the year ends up being a queerbait is really sad