21. Odd Dog Lassie's Lifesaving / Rei-kun Is an Annoying Bug!(迷犬ラッシー人命救助 / 零クンはおじゃま虫!?)
Canon
Rei-kun's house catches on fire in the middle of the night. Lassie tries to put the fire out, but... / Kiyoshi-kun reluctantly takes in Rei-kun after the fire leaves him homeless. (Source: It's Anime)
