This was like 'Michael Scoffield retarded edition'
SPOILERS AHEAD
1. How could he think of cutting the girl's wrists when she was dead for longer than 12 hours? How could any of them think about that? Are they all that dumb?
2. Why did they need to cut her wrists? Weren't the pills/insulin overdose enough? It was still suicide.
3. Why did Luke even had a key? He never cheated and he never had to use the loft.