James Hibberd
June 21, 2012 AT 12:00 PM EDT

Another teaser trailer for Showtime’s seventh season of Dexter, but at least this one teases what we really want to know: How will Debra react to discovering her brother is a serial killer? Are the flashes of dialogue we’re hearing in this teaser even new? Dunno, but here’s your Dex amusebouche.

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