do I ghost this guy or block him completely?

I met this guy on ig at first we started off as friends then dheere dheere we talked and he started acting thoda sa wierd gave hints that he liked me wagera wagera situationship types bani, now he's sending me couple reels and treats me like his gf but bhai I never even said yes 😭 I want to block him but I feel like he's too attached ab mei kya kruuuuuu 😭😭😭😭