Watch Happy Birthday Hannah (2018) HD Full Movie Free on solarmovie.do. Watch Happy Birthday Hannah (2018) online free. Rachel has lived for years with the guilt of accidentally let her younger sister Hannah drown when t...Rachel has lived for years with the guilt of accidentally let her younger sister Hannah drown when they were children. But sometimes guilt is not enough. Now, on Hannah's birthday, the ghost of the dead girl returns to haunt and torment her older sister.