Ginga Hyouryuu Vifam: Kieta 12-nin
Japanese title: 銀河漂流バイファム 消えた12人
Type: OVA
Episodes: 1
Source: Original
Genres: Adventure, Comedy, Sci-Fi
Studios: Sunrise
Duration: 57 min
Rating: G - All Ages

This episode is a sidestory and can be inserted somewhere between episodes #18 and #21. This is a "mystery" and so the present writer does not tell the whole story. The Janus is sailing towards Taut when something unexpected happens.