go to there house at 23:00, look for her, she will catch you, this will unlock the option to sneak inside, if it's still 23:00, look for her again and the option should pop up to sneak inside, there is a chance on seeing them scenes, at 0:00 when you sneak inside, there is a chance she will be in the bathroom and leave the door unlock, you will be able to peek(3 bathroom peek scenes), and 1:00 and so on, the mc will end up at her bedroom door, the mc will then be able to sleep in the same bed with her, no scenes yet, just sleeping