Is Roller Coaster coming back?

Pure and Air ended because Air chose to marry for business, following her parents' wishes. Although the two ended, Pure couldn't move on or open her heart to anyone else before she met Loft. It's a love triangle, since Air is still in love with Pure too. Living a carefree life has begun to take its toll. Jumping into a rollercoaster of a relationship is giving these thrill seekers a taste of feelings beyond joy.