All morning, Nuri encounters unfortunate events until eventually, she gets in an accident. While getting repaired, she learns that the little buses are going to ride a cruise ship today. Nuri wants to ride a cruise ship, too, but becomes disappointed when she learns that there is no more space available.
Hana gives Nuri a necklace as a gift to cheer her up. Nuri first doesn't believe it, but after she wears the lucky necklace, everything starts to go well for her like magic. Nuri becomes excited about the effects of the lucky necklace. But then, Nuri drops her necklace, and on her way to retrieving it, she gets trapped in a dark place.