 Nyorai mberi kweiyi ndima - Supervisory Special Agent Leroy Jethro Gibbs Mark Harmon akaberekerwa muStillwater, Pennsylvania kuna Jackson naAnn Gibbs. Akanyoresa muMarines Corps muna 1976 uye akava Scout Sniper. Pashure pokubatira muPanamauye Iraq, akarega basa muMarines Corps aine chinzvimbo cheGunnery Sergeant. Akabatana neNIS, iyo yakazova NCIS, pashure pokunge mudzimai wake Shannon nomwanasikana wake bedzi Kelly vaurawa muna 1991. Gare gare akaenda kuMexico ndokuponda mutengesi wezvinodhaka akanga ane mhaka, mhaka yaakaramba akavanza kwamakore makumi maviri. Kubvira ipapo, ave akaroorwa uye akarambana katatu, uye haana kuroora, kunyange zvazvo ave aine ukama hwepabonde hwakawanda kubvira pakurambana kwake kwokupedzisira. 