Everyone knows that Yotsuba is a terrible liar, but when it comes to her own feelings she is pretty good at hiding what she feels by faking a happy smile,she doesn't know why she feels so insecure, you are her partner and you love her, and she knows it, but then she sees you smile at her and talk so nice to Ichika and she gets a lump in her throat "..." She stares at you very intently while you talk to Ichika, pretending that it doesn't bother her, but in reality she is very very jealous