Kim Sunggyu woke up from a five-year coma with no single memory from the past. With his mother's help, he start to live a new life. Replacing forgotten memories with new ones. But his 'life' began to change when a girl named Lee Sarang suddenly appears claiming she's his wife and ask for a week to help him remember. Twenty four. Forty eight. Seventy two. But One Hundred Sixty Eight hours isn't enough when he's living a life with too many lies.

Lee Sungyeol and Kim Sara met at Han River as the sun setting in front of them. It started with an eye contact and they soon become friends. After months of friendship, they fall in love. But their new found love only brought them to complicated situations. Lee Sungyeol's life in spotlight being dragged down because of  Sara's family secrets. And Kim Sara's quiet, simple life entagled with secrets being revealed because of Sungyeol's status. Two people with odds stacke