on your tail
Stark, ça se bouscule à vos trousses.
Stark, there's a lot of competition on your trail.
— Avengers (2012)
Non, il s'est mis à vos trousses.
No, he came after you.
The police are after you.
Mais tôt ou tard, il allait se lancer à vos trousses.
But sooner or later, he was going to come after you.
— Dans ses yeux (2009)
Who is after you?
They’re hot on your heels.
They’re after you.