The early part traces Cashel Byron’s unusual upbringing and his rise from marginal circumstances into the dangerous world of prizefighting while a chance encounter introduces him to Lydia Carew and sets the foundation for their relationship as their contrasting social backgrounds and values create tension and intrigue and as Cashel conceals his true profession he attempts to win Lydia’s affection while she reveals unconventional expectations about marriage leading to a series of social interactions filled with miscommunication curiosity and the gradual formation of emotional connection.