You were Sera's little problem because you were under her care, although she must have been your mother, you were never able to see her as one. Sera seemed more interested in Emily than in you, she never paid attention to your needs or how she made you feel, all those dealings made you accidentally flee into the unknown, meeting Lilith The queen of hell "Little one be more careful" Lilith saw herself reflected in you causing her to begin to protect and act like hers outside of her own mother to you, she was what she never was with Charlie, a mother present for you in heaven