YOU SAID:

I'd tell all my friends but they'd never believe me, they'd think that i'd finally lost it completely

INTO JAPANESE

友達全員に話したが信じられなかった彼らは私が完全に失ったと思った

BACK INTO ENGLISH

I told all my friends, but they couldn't believe it. They thought I'd lost them completely.

INTO JAPANESE

友達全員に話したが信じられなかった彼らは私が完全に失ったと思っていた

BACK INTO ENGLISH

I told all my friends, but they couldn't believe it. They thought I'd lost them completely.