The 18-year-old, who cannot be named for legal reasons, told how she froze with terror as Kyle Park pinned her against a wall and sexually assaulted her.
'He cut my wrist and held a knife to my throat'
Kyle Park has been locked up for six years.
Kyle Park had already raped two other teenage girls and would go on to subject a fourth victim to a rape ordeal.
A man who attempted to rape a girl has been locked up for two years.