Everything Went Dark

Tatum was particularly jumpy so Jennan chose to scare her. She inched a little closer and then sprung out yelling "Boo!" Tatum shrieked and as a natural instinct, she swung her hydro flask at Jennan, not realizing what was happening. The hydro flask hit Jennan's head and her eyes widened before she crumbled to the ground. Tatum gasped and called Evie over. As the two shook Jennan and started to panic, Jack had arrived.

He hadn't noticed them yet. What do they do?