1. Abigail Sciuto/Timothy McGee (NCIS)
2. Buffy Summers/Angel (Buffy The Vampire Slayer)
3. Derek Shepherd/Meredith Grey (Grey's Anatomy)
4. Andrew Foyle/Samantha Stewart (Foyle's War)
5. Willow Rosenberg/Tara Maclay (Buffy The Vampire Slayer)
Hmmm, that was difficult. Well, the first two were very simple, the other three took quite some thinking about. Indeed, I really struggled to find a fifth.