в его доме

in his house

→ в
phrase Rare #32,272
in his house Can also mean “at his house” in natural English, depending on context.
RU: Мы встретились в его доме.
EN: We met at his house.

Этим вечером у нас будет встреча в его доме.

We will have a meeting at his house this evening.

В его доме полно мух.

His house is full of flies.

Я весь день провёл в его доме.

I spent the whole day at his house.

К тому же, грибы нашли в его доме.

Moreover, mushrooms were found in his house.

— Вопль (2016)