どこへ行くつもりだ

where are you planning to go?

→ どこ
phrase Rare #38,960
where are you planning to go? A direct, informal question. The subject is understood from context, so it can also mean “where is he/she planning to go?”
JA: 週末はどこへ行くつもりだ?
EN: Where are you planning to go this weekend?

こんな真夜中に一体全体彼女はどこへ行くつもりだと思いますか。

Where on earth do you think she intends to go at this hour of the night?

どこへ行くつもりだ?

Where are you planning to go?

— 善き人のためのソナタ (2006)

娘の世話をしないとどこへ行くつもりだ?

Where do you think you're going without taking care of your daughter?

— ワン・バトル・アフター・アナザー (2025)

あの馬鹿、どこへ行くつもりだ?

Where does that idiot think he's going?