yandere simulator stalker parents' arguing (gacha club)

when I was playing yandere simulator the befriend/betrayal elimination method, I went the stalker's house, and I sneak in his room, I said "how he lived like this?" his sister did said that he never leaves the house, stay his room all day long, his room is underneath her, she sometime hears him watching h*nt*i and playing p*rn games, she always locked her door, when she asleep, sometimes she tries to pretend he doesn't existed, and she mentioned their mom leave his meals tray outside his door
Here's the link • (Subtitles Decoded) Ya...