All I want is.......

If I don't love Sam, it's not her fault. You ruined three lives. Mine, yours and Sam's."
Alexandra Stauffer lost her family in London during a festival. She was brought to Saint Peter's Orphanage where she grew up along with the other children. As she grows up, the children become a family to her and she falls in love with Ivan. Who is three years older than Alexandra. However, not all stories have a happy ending. Alex is supposed to sacrifice but will she be able to live a happy life?
This story is written in a letter format. Means every chapter is in the form of a letter. I guess this is one of a kind story. Do give it a try.