Surprised to hear Kat admit that porn doesn’t do it for her, Sarah lends her friend some of her favourite “porn books”. Kat is sceptical at first, and then it all gets better...
Film made by Sarah Grant.
Facebook: / bbcthesocial
Twitter: / bbcthesocial
Instagram: / bbcthesocial
Website: http://www.bbc.co.uk/thesocial