Season six of 90 Day Diaries offers fans an intimate look into their favorite TLC couples. While some couples have found lasting love, others faced challenges, including one couple who revealed their separation in episode 9.

Jenny Slatten and Sumit Singh, who debuted on 90 Day Fiancé: The Other Way in 2019, celebrated their three-year wedding anniversary. Despite an initial age difference that raised eyebrows, Sumit's family has now accepted Jenny. The couple planned to renew their vows in a temple near Sumit's parents' house, surprising them since they weren't invited to the original wedding. Jenny was concerned about upsetting Sumit's parents due to their sensitive dynamic. During a visit, Sumit's parents offered to let them live with them, which Sumit accepted, frustrating Jenny, who desires her own space.

Olga Koshimbetova and Steven Frend, who appeared on season 6 of 90 Day Fiancé in 2018, are now parents of two in New York. However, their marriage is struggling. They decided to separate temporarily, with Steven staying with a friend. Olga admitted they had been arguing frequently and needed space. Uncertainty looms over their future. Olga met with Fernanda Flores and discussed her separation. She considered moving back to Russia with her kids if New York becomes too difficult financially. Steven suggested a six-month separation for self-improvement, but Olga was hesitant. She stated that if she moves forward, she will focus on herself and was caught off guard when Olga considered moving back to Russia.

Jamal Menzies, following his split from Veronica Rodriguez on 90 Day: The Single Life season 4, is enjoying single life. He has been traveling and spending time with friends. Jamal plans to move back to the East Coast after supporting his mother, Kim Menzies, in San Diego. He feels ready to leave now that his mother is in a better mental state. Kim supports his decision, encouraging him to do what's best for himself.

Usman "Sojaboy" Umar is building his "dream home" in Nigeria after failed romances with Lisa "Baby Girl Lisa" Hamme and Kim Menzies. He hopes to find a partner and start a family in his new home. Usman's manager revealed that his music is topping the charts, encouraging him to continue his music career.