Best Vintage porn movie shot in London in 1978 sex video HQ

Hour long film using both British and continental European actors. Sound not in English. Included in 70s British Porn 2. Claudia, a brunette (Claudia Mehringer), is seen in Trafalgar Square and then teasing her boyfriend in a bedroom - bj, fucking. She then takes a ferry to the continent and has sex with a man in her cabin - bj, brief fuck, facial. In Hamburg, she meets the family with whom she is staying and they are seen around the dinner table. She is then seen masturbating on her bed. The sister of the family (Dorle Buchner) seems to apply for a job and has lesbian sex with an older blonde (XNK0583 on EGAFD). We then see the blonde daughter (Barbara Korneck) of the family she is staying with having sex with a male to facial and a different brunette (Helen Thomas) visits a sex therapist with her boyfriend and then plays the submissive to a male, watched by an older man. Claudia returns to London and joins in an orgy which involves one or more of the performers in the shorts in the previous Your Scene collection such as the black girl (NK0160) plus NK0412, Janet Adler.