[Anime] Licking☆Teacher ~ School swimsuit maid apron edition ~!

Milky, a lively and slightly obsessive girl who has feelings for her childhood friend and no-good brother, is unable to express her feelings and has been living an anxious life. Her tiny breasts and her love rival (big breasts) have appeared...! Milky, anxious to somehow make Onii-chan turn towards her, picks up the naughty book that Onii-chan had in her hands...! ?