One of the characters on EastEnders must make a harrowing prison visit on the soap next week.

Warning: spoiler alert!

Whitney Dean (Shona McGarty) receives a letter from her stepfather Tony, who is in prison for sexually abusing her as a child.

She decides to see him and applies for a visiting order, but when she arrives at the prison she is told her name is not on the list.

However, when she mentions her stepfather's name she is brought into another room.

Viewers can find out what happens next on Thursday July 25 and Friday July 26 on BBC One and RTÉ One.