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After Troy overhears Arianna call Roman by his code name, the undercover assignment is blown. Troy grabs EJ and continues to yell that Arianna's a narc until he's dragged off by a cop. Brady questions EJ why Troy would specifically tell EJ about Arianna, but EJ covers nicely. Arianna fears she will go back to jail, and Roman leaves to find out. Brady is supportive and tells her he will make sure nothing will happen to her. Arianna doesn't want Brady's false promises. He wasn't there to help her tonight, and he's not going to be there every time she's in trouble. Hurt, Brady admits she's right as Roman returns with bad news. Arianna's going back to prison â€“ tonight. Vivian pressures Gus to find out if Melanie Layton is in fact Carly's daughter. She questions Melanie about her family, but Philip puts a stop to it. Victor shows up and Philip and Melanie take their leave. Vivian discusses her new theory about Carly and Melanie with Victor, but he's getting impatient. He wants Carly gone, and Vivian promises hasty results. Meanwhile, Carly meets with Maggie and apologies about fighting with Hope in her house. While she gives her condolences about Mickey, Mia comes up and tells Carly to leave. Later, Carly makes amends with Mia. Back at Maggie's, Melanie comes home to check up on Maggie. After Maggie heads up stairs, Vivian shows up and begins her investigation. When Melanie goes to check on Maggie, Vivian receives a call from Gus. He tells her that he was able to get the date of birth. Melanie Layton is a match. Vivian is beside herself just as Melanie reenters. Bo and Hope bump into each other which results in a broken toy sailboat for Ciara. After apologies are had, Hope accuses Bo of lying to her about Carly, and Bo admits nothing as they argue about their failed marriage. Hope still believes that Carly came back for reasons other than Bo. Upset, Hope leaves. Later, Carly comforts a distraught Bo. At the same time, Hope recalls a moment in Bo and Hope's childhood, and as then tosses the broken sailboat into the water. Stefano is furious at being cut out of EJ's life, and Kate speaks a hard truth. Meanwhile, Anna realizes Sydney's got a fever. She calls EJ about the medicine and he's going to bring it over soon. EJ is confronted by Stefano, who begs for another chance. He wants to be involved in EJ's life again. EJ rebuffs Stefano's request. Later, Stefano stumbles across the baby medicine for an infant and confronts EJ. Philip meets with Kate, who tries to offer her services in helping Melanie with the wedding. He tells her that Vivian has taken care of mostly everything, and Kate flips. She warns him that Vivian cannot be trusted. Philip reminds Kate of the recent crimes she's committed and admits Melanie is safer with Vivian than with Kate.