was hiding, was keeping secret
Он не скрывал своего разочарования.
He didn’t hide his disappointment.
Оказалось, что он многое от нас скрывал.
It turned out that he was hiding a lot from us.
— Кролик Джоджо (2019)
Том скрывал от меня свои планы.
Tom hid his plans from me.