The phrase "what I feel about you makes my heart long to be free" expresses a deep emotional connection and affection toward someone. It suggests that the speaker's feelings for the other person are so intense that it feels like their heart is held captive or restricted by those emotions.
The notion of the heart "longing to be free" implies that the person's emotions are strong and might be overwhelming or even burdensome. It could also suggest that the person feels a sense of vulnerability, as if their emotions are holding them back from fully expressing themselves or living their life to the fullest.
In a romantic context, this expression might indicate that the speaker is deeply in love with the other person, and the intensity of their emotions is both exhilarating and somewhat frightening. They may feel like their emotions are consuming them, and they desire a sense of liberation or release from the overwhelming passion they experience.
Overall, the phrase conveys a profound emotional connection, possibly tinged with a touch of complexity or inner struggle due to the overwhelming nature of the feelings involved. It reflects the depth of emotions that can arise when we truly care for someone, making us yearn for a sense of freedom or relief from the intensity of those emotions.