Faith Jenkins investigates burgeoning romances from their sweet beginnings, and follows what happened all the way through to their bitter endings. With her background as a criminal prosecutor in the Manhattan District Attorney's Office, and her expertise in matters of the heart, Faith gives her professional POV of the nightmarish cases. With firsthand accounts from victims' family, friends and law enforcement, each episode reveals the inner workings of intimate attachments that seemed fated to last forever and ended in murder.

Six singles from the various 90 Day Fiancé series give dating another shot. Letting go of their past proves difficult as they have to go through first dates and falling in love all over again. The singles seek out the help of dating coaches, events, apps, friends and family.

Tae Ukishima works at the front desk for a company. Her dream is to marry a competent man and live as a housewife. Her boyfriend is Shunpei Shiraishi and he works at the same company. They have dated for the past year. To marry him, Tae Ukishima pretends to act like a naive and shy person in front of him. Her real personality though is to speak frankly and making sharp remarks.

Tae Ukishima wants to relieve her stress and she decides to purchase Jun Setsuna as her boyfriend. To pay off his debt, Jun Setsuna becomes an obedient boyfriend to Tae Ukishima.