SDL Asylum is a C port of the computer game Asylum, which was
written by Andy Southgate in 1994 for the Acorn Archimedes and is
now public domain.

"Young Sigmund has a few problems. To help him resolve his mental
instability you must enter the surreal world of his inner mind and
shut down the malfunctioning brain cells which are causing him these
problems." -- Instructions file from original game