How to say "到底怎么回事" (dào dǐ zěn me huí shì) in Chinese dialogue

dàozěnmehuíshì

What exactly happened?

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0134:54
jié
guǒ
chū
lái
le
ma

Are the results out?

LINE 0234:56
PLAYING SCENE
dào
zěn
me
huí
shì

What exactly happened?

LINE 0334:58
jǐng
shàng
duì
zhǎng
dào
zěn
me
de

How exactly did Vice Captain Inoue die?

Show Information
Source MediaTV Series
Season & EpisodeS1 E27
Timestamp34:56
TMDB ID309609