姉とふたり暮らしの家にいりびたる、姉の友人・ひーちゃん。完璧に顔がよくてかわいくて、その上距離感がバグりまくっている彼女に、オタク男子高校生・旭は翻弄されっぱなし…?大好評読切『姉の友人』が改題して連載化! Hinako, a friend of Asahi’s older sister, is a frequent guest at the home of the high school boy. She always misleads his mind with her suggestive attitude while treating him like a little brother…or rather, pet?