Her raunchiest role yet! Billie Piper shares a lesbian kiss as she portrays a teacher who falls for her teenage female student

By Sarah Fitzmaurice

..She's already taken on the controversial role of Belle Du Jour in Secret Diary of a Call Girl.

But now Billie Piper is playing a teacher who enjoys a lesbian fling with one of her pupils.

The actress,29, takes on the role of Holly, who finds herself romantically involved with a 16-year-old teenager on BBC1 drama True Love.

What will the parents say? Billie Piper's latest role sees her take on a school teacher who enjoys a lesbian fling with her pupil and the pair are seen sharing a passionate kiss

The pair are seen sharing a series of passionate kisses as well as a number of bed scenes.

The pupil, played by Skins star Kaya Scodelario, ignores her class mates teasing and is seen telling her teacher she loves her.

A BBC source told The Mirror: 'This storyline will get some criticism but it’s been well researched and is similar to real-life events.'

Gripping stuff: Billie stars alognside 20-year-old Skins actress Kaya Scodelario

Raunchy scenes: In one scene from the BBC drama true Love Billie and Kaya are seen in bed together

While her on screen life might be causing controversy her home life is much more ordinary.

Billie has recently welcomed her second child with husband Laurence Fox.

Eugene Pip was born in April this year joining three-year-old Winston.

Shortly after Winston's birth in 2008, Billie revealed she was keen to have more children with the talented Mr Fox.

The PTA meeting might be a bit awkward: Billie plays a teacher who falls in love with her pupil in the drama

Finding love in unusual places: The mother of two plays Holly, an unlucky in love teacher

She said: 'I used to want a big family, but now I am wondering if it would be OK if Winston was an only child!

'Seriously, I would like to have three children. I’m thinking of having two close together and leaving it a while, then having another.'

True Love is on BBC1 Sunday at 10.25pm.