Nina Forever is a 2015 British horror comedy film written and directed by brothers Ben and Chris Blaine. It stars Fiona O’Shaughnessy, Abigail Hardingham, and Cian Barry. It premiered at the 2015 SXSW film festival. Fiona O’Shaughnessy plays Nina, a revenant who comes back to life to torment her ex-boyfriend and his new girlfriend whenever they have sex.
After his girlfriend Nina dies in a car crash, Rob unsuccessfully attempts suicide. As he begins to overcome his grief, he falls in love with a coworker, Holly. Their relationship is complicated when Nina, unable to find rest in the afterlife, comes back to life to sarcastically torment them whenever they have sex. Rob and Holly must find some way to deal with the situation and put Nina to rest.