Sam/ Sarah- Losing You

Based on the roleplay Shadow of the Winchesters. Sam and Sarah have been seeing eachother for months. But when Dean disappears, Sam focuses on nothing else but finding his brother. He doesn’t return Sarah’s calls for months, and when he finally does, neither of them are sure they should be together. When Dean loses Kira, Sam is convinced that he needs to push Sarah away to save her. But he finds out how wrong he was to do that.