biohazard4 Incubate is a 97-minute made-for-DVD film released by Capcom after the PlayStation 2 release of Resident Evil 4. It is intended to summarize the whole story. In English audio, the film plays Japanese subtitles as is frequent in the series. It also included a bonus booklet written as a journal which explains the life in the village before and after the arrival of Osmund Saddler. It also explained some plot holes such the whereabouts of the children, with artwork that was also found in the Resident Evil 4 credits.