Muse of Fire

"Muse of Fire" is the seventh episode of season 1. It aired on November 28th, 2012.

Synopsis
Oliver meets Helena Bertinelli, daughter of notorious mob boss Frank Bertinelli, and he finds that he can totally be himself with her. However, he soon discovers that she's got dangerous secrets of her own and soon gets caught in the middle of her personal mission of vengeance. Meanwhile, Tommy turns to Laurel when he is caught off guard by an unexpected turn of events.

Production
Preparation ran from September 5 until September 13, 2012. Shooting started on September 14 and ended on September 25, 2012.