A strange older woman named Mayuko sees Watanuki at Yuko's shop, and begins talking with him. Yuko is on a business trip with Mokona, so Watanuki doesn't have to work at the shop. Watanuki takes a liking to Mayuko, who frequently talks about how she is lonely since she lost her son. They begin to bond like a mother and son, with Watanuki promising to come by regularly, however, Watanuki begins to get sick. Doumeki grows concerned; he tells Watanuki to go to Yuko's and get the pipe fox, but Watanuki ignores the request. As time progresses, Watanuki gets so sick that Mayuko even notices. The episode ends on a cliffhanger, with Watanuki coughing up blood and passing out.