Exactly similar case happened I think is Nov and there also I had put in this advice. Good run up for last two days, gap up, first bar red -- look to reverse after applying a big gap filter. Prices have reached exhaustion level after big run up and last burst of the gap- see the unilateral fall after opening.
It will be a good idea to see the mother thread again. I will look up the reference post later in the day when I get time.