Oliver and Felicity in a new picture of the fourth season of Arrow

The CW shared the first picture of Oliver Queen (Stephen Amell) and Felicity Smoak (Emily Bett Rickards) in the fourth season of  Arrow .

After publishing the image, executive producer  Marc Guggenheim said the series will take a different tone after being "very dark" since the mid-second season.

"We are looking for a warmer tone," Guggenheim told  TVInsider , but he said, never so much as  The Flash .

At the end of the third season of  Arrow , Oliver and Felicity they left Starling City (now Star City) to live their love with the eldest of the Queen giving up his vigilante work. However, it will be back in his hometown to stop a new danger, but now as Green Arrow.