"The Realess: a break beat play" by Idris Goodwin, at Merrimack Repertory Theatre in Lowell, Mass., through April 10. Pictured: Terrell Donnell Sledge and Diomargy Nunez. (Photo by Meghan Moore)

Onstage This Week: March 28–April 3

From prose to hip-hop, from 19th century socialites to a creepy family, it’s a wide-ranging week for theatre.