Kaoruko was single-handedly raising her only son, Jun. Jun was proud of Kaoruko, who never showed any sign of the hardships of being a single parent, and respected his mother for always having a smile on her face. However, Kaoruko had one flaw... She was weak with electrical appliances. Today, she failed to record a TV program that Jun was looking forward to, and the two had a big fight. A few days later, the two were unable to find a good opportunity to make up...