 In episode 8, she and Stef get into a fight about Lena wanting to be married and never discussing it, showing that while she is more a lover than a fighter she will defend herself, but more so around Stef than anyone else.It was Lena who decided to take Callie in after she was released from the juvenile detention center.Lena is very aware of the people around her and takes on the role of caring mother to all of the kids.