Akari, Aika and Alice are scheduled for a full day of training with Akira, and what's more, two customers will be along for the ride. They're a couple on their honeymoon; but while the wife loves Undines and riding on gondolas, the husband thinks being an Undine is simple work, and couldn't really care less about the whole thing. It's up to Akira to teach everyone what it means to be an Undine - Undines-in-training included!

Someone has requested Akari for a gondola tour! An old woman with a kind smile says that she'd like to see a side of Neo-Venezia that only Akari can show her. Akari takes her to many unique spots, but the woman already seems familiar with them all...