The Flash Season 4 Episode 2 Mixed Signals ( Air Date 2017-10-17 ) Genre Drama, Sci-Fi & Fantasy category. Overview "Barry has his hands full when he takes on a dangerous meta who can control technology, while also confronting an obstacle in his personal life: the ramifications of abandoning Iris for six months to balance the Speed Force. Meanwhile, Gypsy breaches in for a hot date with Cisco, but she gets annoyed when his work keeps them apart.".