Inombolo 23 ifilimu enesiqalo ukungabaza sinethemba ngempela, sisibonisa a Jim Carrey endimeni enhle? (ngesitayela esihlanzekile "Umuntu enyangeni", "I-Truman Show") kodwa ngesiphetho esibuthakathaka, simosha okungenzeka kube ifilimu emnandi.
UWalter Sparrow uyindoda yomndeni ethule ezinikele ekuqoqeni izinja. Ngobunye ubusuku, inkinga yenja ibangela ukuba aphuze ukufika ngesikhathi nomkakhe (uVirginia Madsen), okwathi lapho eyilindile wathenga incwadi ezoshintsha ukuphila kukaWalter unomphela. UWalter uqala ukufunda inoveli ebizwa ngokuthi Inombolo 23. Le ncwadi ikhuluma ngendaba yendoda eyayithatheka ngenombolo 23. Njengoba uWalter eqhubeka nokufunda le ncwadi uthola ukuthi imkhombisa izigcawu zesikhathi sakhe sakudala, futhi inombolo 23 uzithola esemncane. kancane kancane kuzo zonke izimo zokuphila kwakhe, okuyizinto ezenzekayo kumlingiswa oyinhloko wencwadi. Ekugcineni uthola ukuthi le ncwadi iwukuvuma icala lokubulala elenziwa eminyakeni engu-15 eyedlule futhi akaboni lutho njengoba elandela indlela efanayo. Okuwukuphela kwendlela yokugwema isiphetho sakho ukuthola umbhali wencwadi futhi uthole lonke iqiniso, kodwa leli qiniso livela libi kakhulu kunalokho obungakucabanga ...