Wallen confronts Callum about unpaid debts, threatening him with blackmail unless payment is made within 10 days. Meanwhile, Lilian faces Natalie's unexpected return and plea for forgiveness, leading to a tense confrontation where Callum firmly rejects Natalie's apologies and demands she leave.Will Wallen's threats push Callum to reveal his secrets, and can Lilian truly move past Natalie's betrayal?