Makino Kaori and Katahira Yuki work for a security company. Yuki is fond of Kaori, who is pure-hearted and devoted to her training. One day, at Yuki's suggestion, Kaori decides to take building security training. There is a rumor that a certain room in the building is haunted by the ghost of an office lady who died in an accident...

美少女主催のティーパーティー。今回の美少女は、ぬけるように白い肌、涼しげな目元のクールビューティーの“ひな”、一見ボーイッシュ、だけど瑞々しい程の色気も持ち合わせる“あいださくら”、「お尻番長」こと“春希ゆうり”が登場。この３人の美少女から、どんなＴが出てくるかは見てのお楽しみ！