 Following many failed dates, Tina and Dom finally kiss and lose their virginity to each other.Tina's sisters Carmel (Gemma Merna) and Michaela (Hollie-Jay Bowes) overhear Dom calling Tina "Cathy", a character from her favourite play "Wuthering Heights", and assume he is having an affair with Kathy Barnes (Sarah Jane Buckley).Michaela and Carmel decide to expose Dom's apparent affair, but end up finding Dom and Tina sleeping together.