Tell her the truth.

"I believe Liara is heartbroken." Miranda started. "Shes been deeply in love with you forever."

Jane went wide-eyed. "I...I thought she...how could I have missed that?"

"How did we miss this?" Miranda ran her hands down her bound lovers body. "Sometimes you miss whats right in front of you."

"I think you should untie me. I need to talk to her."

Miranda grinned. "I have another suggestion and it doesn't involve you being freed or clothed."

"What are you saying?"