Yukinari is transported to Seiren while fighting with Kirie. There he finds Miharu, a girl who has been watching him for some time. After exploring Seiren, getting chased by every woman, he heads back to earth with Miharu somehow in tow.
Still on earth, Miharu discovers food and the joy that goes along with eating it. On a search to find more she heads to Yukinari 's high school. Once there she draws the attention of Kazuharu, the ladies man of the school.
Yukinari runs into Lisa Fukuyama, who believes that he is her soul mate. At school Yukinari is kidnapped by her servants so she can marry him. At the ceremony things get a little complicated when a demon arrives and Miharu stops it.
An amnesiac girl (Koyomi) arrives from Seiren, she quickly draws the attention of Kazuharu which leads to a chase through the city. Koyomi's real reason for being on earth finally comes back to her as she regains her memory.
Miharu voluntarily returns to Seiren with Koyomi leaving Yukinari in a sad state. After a brief stay Miharu returns with Koyomi and a surprise guest (Tomoka).
The gang is on a mission to find Miharu's sister (Maharu) a husband to go back to Seiren. After trying some unorthodox methods, Tomoka ends up running into Fukuyama who makes the trip to Seiren but is quickly rejected by Maharu.
The gang heads into the mountains to visit some hot springs which turn out to be dried up. While looking for another place to bathe they find a hot springs owned by the Fukuyamas and is host to a young female ghost who needs their help.
The stakes are high when the gang challenges Kazuharu Fukuyama to a ping pong match in order to use the hot springs without him in it or spying on them.