Every year, Garcia gets flowers from Morgan and that never, ever stopped. When they were apart on valentine’s day, when she got married, never. She knew they were from him ,even though they were anonymous. The first Valentine’s Day after he died, she couldn’t go into work out of grief.
When Emily heard about Maeve, she tried calling Reid but was unsuccessful. So instead, she wrote him a long letter. It was the letter that gave him enough will to join the team in LA for the blood painter case.