Watch Equinox Season HD Full Free on solarmovie.do. Watch Equinox tv series online free. Astrid was traumatized by the mysterious disappearance of a school class in 1999. Twenty years later...Astrid was traumatized by the mysterious disappearance of a school class in 1999. Twenty years later, when she finds out that the only survivor from 1999 mysteriously died, Astrid sets off to discover what really happened.