Pictures shared ahead of the Season 3 premiere of Lioness don't reveal who the secret operative is. READ MORE: 7 Things We Learned from the Lioness Season 3 TrailerOne thing is clear: this will not be a season fought inside government board rooms. What Is Lioness Season 3 About? "Joe (Saldaña) walks the line between duty and home as unseen forces circle her world. Pictures and trailers shared ahead of the new season indicate that the enemy is Russian, or at least eastern European.