Photos of 4minute's Jihyun and Sohyun on MV set released

News of 4minute finally shooting their comeback music video made news after a short statement from Cube Entertainment's CEO Hong Seongsung on March 20th, confirming that 4minute's comeback is finally underway.
On March 22nd, photos on Cube Entertainment's KakaoTalk was released and featured 4minute's Jihyun and Sohyun on the set of the music video. 
Fans can slightly see the girl's clothes for their music video, however, it is mostly covered by the jackets they have worn on top. The photos also do not reveal much about the music video set, making their comeback concept still a mystery.
Meanwhile, 4minute's juniors, BTOB recently released their debut single with the double title songs, "Insane" and "Imagine," and will soon hold their first debut stage.
What kind of concept do you think 4minute will return with?



Source: @4N_SETH and @4minutesforum