Starting today July 11th – July 18th Korean Time, if you stay logged in for 3 hours and receive the 3 hour reward a # of times you can get a reward by the end of the event.
At least once = 100 AP + 2x High Grade pockets (3 star +)
At least 6 times = 600 AP + 2x main character pockets
You cannot get both rewards. It’s either the first one or the second one.