(FTM) is it a sign that they like me when their friend joked about them protecting me?

hi im a pre t ftm, whos currently closeted due to my parents' hateful views on lgbtq+, i have been liking this person for 3-4ish months for their personaility, their looks and we have sm in common. currently rn after their friend joked about it, my chest feels tight, my heart feels like its on fire... i heard about signs that their friends usually joke about them protecting me, and such... idfk if im crazy or not

(FTM) is it a sign that they like me when their friend joked about them protecting me?
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