You were my lighthouse once, but now I have lost my way and fallen into the abyss. Gu Bei never thought that he would fall in love with the person he had been obsessed with for many years, the person who gave him great encouragement when he was most helpless and in pain. Gucheng Qiu never thought that he would have a cheap love with a commoner, but things seemed to be different from what he thought. His little wife cheated on him with his ex who once cheated on him... No matter what the reason, there is always a price to pay for cheating!