Takeshi lost his wife, Ruri, two years ago. They ran a guesthouse together, but since Ruri's death, he hasn't been able to focus on running it. Ruri's twin sister, Miki, is helping out because she's worried about her brother-in-law. Miki isn't the only one worried about Takeshi; Ruri is too. She's watching over him as a ghost. Ruri wishes for Takeshi and Miki to remarry…