The thesis focuses on the romantic relationships of care leavers with the experience of placement in alternative care. Young people from alternative care are vulnerable social group that is at risk of social exclusion, and after coming out of care are faced with a number of difficulties associated with independent living. Then they need a social network because their relationships with other people are their main source of support. Moreover, romantic relationships are very important to young people and they are in the focus of their life priorities. But romantic relationships for young people can also be a source of vulnerability. Many young people have difficulties in relationships and their relationships with partners are fragile and conflicted. Young people in research often associated difficulties in creating and maintaining new relationships with traumatic childhood experiences. In this case, attachment theory provides an understanding of one’s relationship behavior, more specifically early attachment experiences and work models created in childhood have long-term consequences on shaping an individual’s later expectations and the quality of his or her romantic relationships in adulthood. Furthermore, when comparing the general population of young people with care leavers, they are more likely to become parents at a young age and face the parenting challenges. The social work profession has an important role in providing support and assistance to care leavers by emphasizing the importance of forming and maintaining healthy romantic relationships in order to improve care leavers quality of life.