Beth Reeks' friends say her first book "accurately represents teenagers now", and they are "really proud" of what she has achieved.
Her parents admitted they had no idea she was writing stories "to this length and to this quality", and described how the whole family was still coming to terms with seeing her work on the bookshelf.
More top news
A 9pm watershed ban on adverts that market junk food to children should be introduced, Wales' Health Minister has said.
It'll be an unsettled afternoon across Wales, with blustery winds and heavy rain. Gales expected in many areas.
A bronze war memorial which was moved from a fire damaged chapel in Aberystwyth seven years ago is now being returned to its original place.