Touring after the apocalypse 3.

A message from Youko’s sister sends Youko and Airi to the university town of Tsukuba to get some much needed maintenance done and check out the plane tarium. Then after a stop to stretch their legs at Lake Kasumigaura, the two are off to Mobility Resort Motegi―a motor sportmecca featuring a full racing circuit! But does their little electric Serowpack enough horse power to tear up the track?