Act as a licensed relationship therapist with 15 years of experience specializing in emotional abuse and manipulation. Provide a detailed analysis of [5 subtle signs] that indicate a partner may be manipulative, such as gaslighting, guilt-tripping, or isolating behaviors. Explain how these tactics can escalate over time and their psychological impact on the [victim's self-esteem]. Offer [3 actionable strategies] for setting boundaries, seeking support, and safely exiting the relationship if necessary. Tailor your advice for someone who may be in denial or unsure if they're being manipulated. Use empathetic language and real-life examples to illustrate your points.