(0 votes, average: 0.00/10)- Country: Japan
- Genres: Drama, Mystery
- Release: 1988-10-15
- Director: Hisayasu Satô
- Writers: Shirô Yumeno
- Language: Japanese
- Stars: Maya Shiraki , Yoko Fujita , Shigeru Sasaki , Masahiko Itô , Takeshi Itō , Tomokazu Hashii , Shôichirô Sakata , Akira Sokura
- Runtime: 61 min
- Awards: N/A
- AKA: Suma ni kaita love letter (Japan) , Hentai byôtô: Hakui seme , 砂に書いたラブレター (Japan) , Pervert Ward: Torturing the White Uniform (United States of America) , Love Letter in the Sand (United States of America) , 変態病棟 白衣責め (Japan)
- Plot: A hospital nurse treating a patient for amnesia discovers that he is the serial killer who has been roaming the city armed with a metal baseball bat.
- IMDB:tt0247404
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