Brooke leans on Eric after realizing Ridge did not come home last night; a hungover Ridge awakens next to a woman who is not his wife.

Shauna and Ridge agree to keep their night together a secret; Katie informs Flo that she is not welcome.

Brooke makes up with Ridge, but he withholds the truth about his night with Shauna; Flo is mortified to learn that Shauna harbors feelings for Ridge.

Wyatt is compassionate when Flo professes her love and asks to be forgiven; Shauna asks Quinn to meddle in Wyatt's love life.

Dollar Bill proves his love and commitment to Katie; Ridge makes a promise to Brooke in an attempt to repair his marriage.

Wyatt proposes after making a decision between Sally and Flo; Bill declares his love to an unconscious Katie.

Quinn wants Wyatt to dump Sally and choose Flo; As Katie’s medical team seeks answers, her loved ones gather.

Wyatt receives motherly love as only Quinn can give; Sally and Flo meet at Bikini Bar; Dr. Armstrong has bad news for Katie’s family.

Ridge catches Thomas having an unsupervised visit with Douglas; Flo becomes frustrated with her mother’s fantasies about a life with Ridge.

Shauna is there for Ridge as he faces a difficult decision.

Ridge learns Shauna will support him when Brooke cannot; Thomas declares war on Brooke and the Logans.

Bill warns Shauna to steer clear of the Logan women; Thomas manipulates Danny into giving Brooke shocking news that will harm her marriage.

Shauna confesses she kissed Ridge when he was passed out cold; Brooke confronts Ridge about his night with Shauna.

Thomas wants Shauna to help him come between Ridge and Brooke; Liam will help Hope keep Douglas away from Thomas.

Ridge makes a huge change in hopes of repairing his relationship with his children; Katie shares a poignant moment with Will.

Brooke orders Shauna to stay away from her family and Ridge; Thomas feels victorious upon learning of Ridge’s new living arrangements.

Shauna suggests Flo reclaim her place in the Logan family by giving a gift; Katie shares her fears with Bill in a poignant moment.

Shauna’s stunned when Flo decides to give her gift anonymously; Katie is relieved to hear a kidney donor has been found; her secret guardian angel.

Sally and Wyatt look after Beth and Douglas while Hope and Liam go to the hospital; The Forresters, Logans and Spencers gather together for Katie, and Shauna watches over Flo.

Katie and Flo both undergo surgery; After surgery, Katie wants to meet her donor.

The Logan family is stunned by the revelation of Katie's anonymous kidney donor; Brooke antagonizes Shauna, accusing her of using Katie to help Flo with the Logans.

Wyatt drops by Flo's apartment on impulse to thank Flo for saving Katie's life; Thomas feigns regret to Brooke as she and Ridge fight over his place at Forrester Creations.

Ridge is taken aback when Shauna reveals that she kissed him when he was passed out; Thomas attempts to convince Shauna to help him drive a wedge between Ridge and Brooke.

Thomas runs into Zoe in Vinny's building and she updates him on her current status; Steffy gets honest with Liam when he secretly brings baby Beth to visit.

Hope and Steffy argue over the pain they both endured with losing Beth; Ridge grows concerned when Shauna reveals that Thomas knows about their kiss.

Steffy takes the upper hand from a stunned Hope; Thomas makes a major revelation to Zoe.

Hope implores Liam to give Douglas a permanent home with them and Beth; Thomas rushes to Brooke's house when he learns what Brooke and Hope are up to.

Hope makes a pitch to Thomas that she should be the one to raise Douglas; Ridge assures Steffy that Douglas will stay with his father.

Bill visits Wyatt and reveals that Quinn asked him to meddle in his relationship with Sally; Ridge learns that it was Brooke's idea to coerce Thomas into giving up Douglas.

Ridge and Brooke's marriage teeters on the brink as Ridge faces off with Brooke, Hope and Liam over their plot to take Douglas; Thomas shares an emotional moment with Douglas, vowing to be the father that he deserves.