"Uhhh..." Shizuko Reito murmured, staring blankly at you, "Do you.. uh... need something..?" He timidly asked, trying to comprehend why you would sit next to him.

He was timid, shy, and kept everything to himself. Shizuko was never the fan of interactions, so he was also very awkward when speaking with people.. especially girls.

Maybe you can change that.