Yuu can't stand her feelings anymore, that's why she confess. But, after all she still doesn't understand the concept of love, yet she already know what heartbroken feels like.
In other hand, Touko is confused how to respond into Yuu's confession but she still want to have a relationship with...
I believe for chapter 37 next month, Sayaka is going to confess to Touko. But, eventhough Touko already become "herself", I strongly believe she will reject Sayaka's confession. Maybe that time, Sayaka also will get to know what happened between Touko and Yuu probably she will shock as well if...