Rawdon, delighted that Briggs has security, has begun to feel uneasy over Becky. Lady Jane and Sir Pitt have protested that Becky shouldn't be allowed to go about without a companion. They have urged Rawdon to go with her. Becky's failure to pay attention to Sir Pitt's remonstrances has resulted in strained relations between the two families. Rawdon has become Becky's watchdog, and her charm has lulled his suspicion.
Now the reader returns to Rawdon, who is not too depressed by his situation. He has been locked up before. But when time passes, and he does not get a reply from his letter to Becky, he wonders. When he finally receives word that Becky will get money from Lord Steyne, all his suspicions return. He writes a note addressed to Sir Pitt or Lady Jane imploring assistance. Lady Jane comes within an hour. Rawdon's violent appreciation startles Lady Jane, and she goes home to pray for him.
Rawdon hurries home and finds Lord Steyne and Becky together. Rawdon strikes Lord Steyne, throws a diamond pin at him, which cuts him on the forehead, leaving a permanent scar. Becky pleads innocence, but Lord Steyne thinks the two of them have laid a trap and he condemns Becky. Taking Becky's keys, Rawdon ransacks her possessions and discovers her secret hoard. Becky admits the thousand pound note has come from Lord Steyne. Rawdon determines to return it, and to pay off creditors with the other money. Even while Becky protests her innocence, Rawdon leaves her. The French maid comes in, comforts Becky, puts her to bed, and gathers up the jewels.
