Episode three catches up with people whose lives have been changed in the most unexpected ways.In Ireland, we catch up with Peter Gunn, whose joy at his reunion with his birth mother Daphne was short-lived as Daphne soon suffered a serious health scare. We discover how these events inspired Peter to make a life-changing decision with huge implications not only for him, but also for his adoptive mother Miriam.We travel to Barbados with Jade Hartley as she sees her father Tony for the first time since they were reunited. Jade is also nervously anticipating meeting her half-brother and grandmother, as well as a whole new extended Barbadian family.We also catch up with Gillian Carter and her son Mark, whose life has been changed in profound and unexpected ways by meeting his birth mother. As mother and son celebrate Mark's 50th birthday together, they discover an extraordinary coincidence.