Caroline Forbes (Candice Accola) wears this pintuck floral tunic in this episode of The Vampire Diaries.

It is the Anthropologie Nathalie Lete Wonderland Silk Tunic. Unfortunately it is unavailable

All Outfits from The Vampire Diaries
Other Outfits from The Vampire Diaries Season 5 Episode 15
Caroline Forbes’ Other Outfits