Eternal Family (永久家族 Eikyuu Kazoku) is a 1997 OVA directed by Koji Morimoto and released by Japanese animation studio, Studio 4°C. The film is about the daily life of a group of six very different strangers who, for scientific purposes, are brainwashed into believing that they are a family. The family is filmed and to recoup scientific expenses the distribution rights for the footage are sold to a television station for broadcast as a domestic soap opera called Eternal Family. The show becomes highly popular in the outside world so when a plumbing disaster results in the family accidentally escaping, the television station and the residents of Champon City spare no expense to retrieve them.