This is not mine but I thought it was very, very good, so I ve decided to posted it here
I read it recently and the idea its really unique
Its a Delena fanfic
Lockdown Chapter 1, a Vampire Diaries fanfic - FanFiction.Net
And this is the final chapter. The writer posted like a seperate story
Adorable, a Vampire Diaries fanfic - FanFiction.Net