Loved-up Nina and Seb are viciously attacked

As Seb braces himself for a night of booze and banter at future stepdad Kevin’s stag night, Nina suggests they have a stroll by the canal beforehand.

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The pair are smitten, but their blissful bubble is burst when they bump into Asha’s boyfriend, Corey, his pal Eli, Kelly and some other teens, who have been drinking beer and cutting loose.