>>3161706She fancied him from as early as vol 3, she seemed to appreciate the care he showed for his sister, being a family oriented girl herself, and she stated that she was jealous of how he treated Kirino. Then in vol 5 (s1 ova) he was very kind and caring to her, spending a lot of time with her and helping her to make friends at school, and after she told him that he was projecting his feelings for Kirino onto her, he went to great lengths to prove her wrong