Wow. Just wow. To see these little details.
In previous chapter old man sad "slave driver senpai", now she is "slave driver kouhai". Toothbrush in the kitchen stayed the same, he even slightly smiles. No glass of water in the fridge, damn.
And this plushie, abominable in itself, here it says "haha, you lose! There is another person living here now!".
And gosh, this "long time no see"...and waving curtains...