Sherlock and Doctor Who

...the Daleks heading in the other direction. He slowly came out from behind the pillar and began to walk slowly down the corridor. What did the Daleks want with Sherlock? He found Sherlock’s door but he had no idea how to open it. He tired his sonic tournevis but it was dead locked.
‘Sherlock?’ He knocked on the door. ‘Sherlock?’
‘Doctor?’
‘Thank god…’ He rested his forehead against the door. ‘Are toi ok?’
‘I’m fine. Doctor, what’s going on?’
‘I’m not sure yet. Can toi open the door?’ Sherlock looked but there didn’t seem to be a handle ou anything to open...

Sherlock woke and found the Doctor wasn't there. He went downstairs to the control room but he wasn't there either.
'Amy!.'
After a moment, Amy came down the stairs.
'Yeah?.'
'Have toi seen the Doctor?'
'No, i thought he was with you.' Sherlock checked the scanner.
'We've landed.'
'Where?.' They both ran over to the door and found themselves in a forest. 'It's beautiful.'
'But where's the Doctor?.' Amy shook her head and shrugged.
'I don't know.' She took her phone from her pocket. 'I'll try phoning him.' She let it ring for a moment but he didn't pick up. 'Nothing.'
'Doctor!.'
'Doctor!.' They went deeper...

'Doctor? toi OK?.' Amy looked closely at his face. 'What's wrong?.'
'You need to run.'
'Why?.' The Doctor grabbed hold of her wrist. 'Doctor, your hurting me!.'
'I warned you.'
'Doctor! No!.' He was about to bite into her when something japed him from behind. He turned to see Sherlock standing on the stairs. The Doctor started to feel sick then as he fell to the floor he passed out. 'What did toi do? What was that?.'
'When he turned i thought, one day, he might get a bit aggressive, so i looked up substances that could weaken a vampire. This was filled with Vervain.' Amy stood La Reine des Neiges to the spot...