YOU SAID:

they just had Saki on the brain.

INTO JAPANESE

彼らはちょうど脳に咲を持っていた。

BACK INTO ENGLISH

They just had a bloom in their brain.

INTO JAPANESE

彼らはちょうど彼らの脳に花を咲かせた。

BACK INTO ENGLISH

They just flowered their brain.

INTO JAPANESE

彼らはちょうど彼らの脳を開花させました。

BACK INTO ENGLISH

They just flowered their brains.

INTO JAPANESE

彼らはちょうど彼らの頭を開花させた。

BACK INTO ENGLISH

They just flowered their heads.

INTO JAPANESE

彼らはちょうど頭を開花させた。

BACK INTO ENGLISH

They just flowered their heads.