Elvis gets his first taste of fame when he starts playing live shows; Colonel Tom Parker scams his way out of debt and eyes an opportunity with Elvis; Johnny returns from overseas to begin his life with Vivian.
Sam finds another hit with Johnny Bragg and the Prisonaires; Becky makes a surprising announcement; Elvis enlists Sam to help him record a song for his mother; Johnny takes his relationship with Vivian to the next phase.
Sam records B.B. King, but his new label struggles; Elvis is inspired by African-American music, but is chastised by his family and girlfriend for crossing racial lines; cousins Jerry Lee Lewis and Jimmy Swaggart appear.
Sun Records founder Sam Phillips shapes the music of Elvis, Johnny Cash, Carl Perkins and Jerry Lee Lewis. In the opener, Phillips moves his family to Memphis to open a recording studio and looks for his first hit musical act, but instead rekindles a steamy affair. Meanwhile, Elvis and Johnny Cash struggle at home.