Happiness!

She's clever, attractive, and quick witted. Furthermore, she’s also impeccable. Who other than the perfect, Haruhi Kamisaka! Valentine's Day was approaching so she went with her close friend, Anri Hiragi who was in her witchcraft class at Mizuhozaka Academy, to buy chocolates. After they finished shoppoing, Haruhi walked by a nearby park when she saw some boys picking on a girl. She decided to help the girl when...

It's the night that Hachi was reading a very important erotic book on school grounds. He saw a mysterious female ghost and thought she was attractive. Without thinking, he began to approach her but at that moment; he suddenly reached a state of shock and fainted. The next day, Hachi was furious when he found out the female ghost had died so Haruhi, Yuma and friends began a search. Will he be able to revisit this woman's soul?

Sumomo said she wants to introduce some people. Ibuki, who was transferred into Sumomo's class, was introduced to all the students. One night, Haruhi and Saya were talking to Ibuki and when they asked her a sensitive question that bothered her, she became upset and left. Will the slightly eccentric Ibuki and Sumomo become friends?

Sumomo was having a bento box with Ibuki who she has become friends with. Though she was concerned about becoming friends with everyone. Haruhi and her friends think of different ways to help Sumomo. Everyone gathered their bento boxes and went to the arcade but things didn't go very well. Therefore, everyone went along with Koyuki's suggestion of going bowling but...

Since the fortune telling research training camp, Haruhi and Yuma have become good friends. They were busy preparing for the Mizuhosaka Academy festival which brought them closer together. However, Minagi sensei from witchcraft class had to go to a business trip suddenly and asked Haruhi for a favor.

Ibuki got closer to Haruhi in order to get closer to the Shikimori Treasure. Yuma tried to stop the witchcraft war between the two, but her magic went haywire which cause Sumomo to become unconscious. Haruhi and her friends were puzzled by everything that was happening before them and with Suzuri performed a treatment for Sumomo. The tale of the Shikimori Treasure begins.