I See You - Gregg Hurwitz

In the resulting celebrity trial, Drew is exonerated on the grounds of temporary insanity caused by a recent brain tumour. But he still has no idea if he did kill Genevieve, and is desperate to find out. Haunted by what appear to be his bizarre night-time actions - did he really cut his own foot with a knife? - Drew is shocked when another woman is discovered dead, murdered in the same way as Genevieve. Trying to clear his name and understand what`s happening to him, Drew enlists the help of a tame forensic scientist, a sympathetic detective, his staunch friend Chic who has helpful underworld connections, and an over-confident teenager. Can Drew discover what really happened that night and unmask the real killer?