Kuno Becker plays Santiago Muñez, a star player for Newcastle United who joins Real Madrid and faces personal and professional challenges in his new role. As he navigates his increased profile, Santiago must balance his relationships, including with his estranged fiancée Roz Harmison (Anna Friel) and his former teammate Gavin Harris (Stephen Dillane), while also confronting a dark secret from his past that threatens to upend his life.