Here is a cheat if you don't cheat DO NOT LOOK:) helping hand below
ok so the things at the end of the rounds aka B 1 A2 mean ok so it's complicated but when at uni says try to escape THE HEARTS ABOUTH THE DOOR INTERACT for example B1 so B is the second letter of the alphabet so you tap the second heart first repeat with others :)) that is the true ending
馃槂