"It's all... Sumire's fault...!"
After repeating that phrase múltiple times the first couple of episodes, it would be pretty fun if she were to use it in a moment like this...
Anyway yeah I hope we do get a good development between them
Shippers (no matter the fandom) don't even need to have the characters interacting to ship them. Just with Genshin I saw some Keqing/Barbara arts, or some Childe/Bennett...