In a world wherein people find their soulmates through a simple touch, Kang Seulgi finds a whole new universe within hers – Bae Joohyun. Or, just two clueless souls being soulmates.

Can you create your own destiny or is it all settled by a higher power? In a world where everyone is fated to meet their soulmate, to never get a mark was considerate a curse. Yet Minkyung and Kyungwon had never considered themselves as unlucky even through they had never developed a mark. They had each other and it was enough. At least it was like this until the day Minkyung got a different mark on her hand.