The eldest daughter of the Allen family, Nora Allen, is set up by her stepsister and forced to marry the notorious playboy, Ray Carter, in her place. However, Ray stands her up on their wedding day, leaving her on the verge of becoming the laughingstock. Refusing to accept defeat, Nora rushes to the race where Ray is competing—and unexpectedly wins. She uses her victory to compel Ray to complete the wedding ceremony. Though Ray resists this unexpected bride, he finds himself inexplicably drawn to her at the same time, unable to deny the growing attraction.
Lottie Garner faces a forced marriage to the Ford family's son, an overweight playboy with STDs, to pave the way for her stepsister Nikki Garner's marriage alliance with the Weber family, the wealthiest in the capital. To escape this fate and exact revenge on Nikki and her mother, Lottie decides to seduce Nikki's fiance, Zaxton Weber. They begin a clandestine affair. At Nikki's engagement celebration, Lottie arrives exquisitely dressed, her striking figure capturing everyone's attention, including Zaxton's. The pair share an intimate moment in the stairwell during the party. Meanwhile, an increasingly anxious Nikki searches for them, heading toward the stairwell where a dramatic confrontation is about to unfold.
As the only daughter of the Merrick family, Kirsty Merrick bears the responsibility of marrying into the prestigious Bartley family to lead the Merrick family to new heights, as carefully orchestrated by her mother Evanna Taylor. Kirsty successfully secures a betrothal with Morgan Bartley, the playboy son of the Bartley family's second heir. Unknown to Kirsty, Morgan has been secretly involved with Jess Merrick, Kirsty's only friend who grew up with her in an orphanage. Years later, when brought back to the Merrick family, the kindhearted Kirsty could not bear to abandon Jess, and thus pleaded with her parents to take Jess in as well. Now, Jess has begun an affair with Kirsty's fiance Morgan. To get back at Morgan, Kirsty designs a plan to seduce and intoxicate Nicolai Bartley, the young CEO of the Bartley Group, leading to the start of a dangerous "underground affair."