Board Thread:Questions and Answers/@comment-31488396-20180604222449/@comment-45762951-20200602153911

He is definitely oblivious to her feelings but not because he is dense but because she hides them so well. Usually the heroine makes her feeling to obvious,  like tsuderes for example. But Shinoa doesn't seem that comfortable with that part of herself so she hides it afraid it will ruin her relationship with yuu.