It Chapter 2 Comic-Con trailer reveals what the Losers forgot

Something happens to you when you leave this town. [BLANK_AUDIO] The farther away, the easier it all gets. [BLANK_AUDIO] But me, I never left. I remember all of it. [SOUND] Help me. [SOUND] Help me [SOUND] [MUSIC] To the losers. We made a. I swear, [MUSIC] If it isn't dead, [MUSIC] If it ever comes back, we'll come back, too. We didn't stop it. Pennywise. The clown. [LAUGH] [LAUGH] We can't let it happen again. Hello? Geith. [BLANK_AUDIO] Hello? Geith. [LAUGH] Hello. [MUSIC] Please. [SOUND] For 27 years. [SOUND] I've dreamt of you. [SOUND] I crave You. [MUSIC] I've missed you. [MUSIC] We need to finish it. [MUSIC] For good. Just let all of us die. It consumes us from the inside until we don't have a choice anymore. You lied and I died, you lied and I died! [MUSIC] [BLANK_AUDIO]