"She waits for him. Maybe he told her not to, but she's never really been the type to listen to anyone." Kimi and Nishiki in the aftermath of the CCG's invasion.
She tries to hate him. She fails.
Five times Kirishima Touka didn't say "I love you", and one time she did. (Or, five times Kosaka Yoriko waited for her to tell the truth, and one time she didn't have to.)