How to say "唯一的原因就是" (wéi yī de yuán yīn jiù shì) in Chinese dialogue

wéideyuányīnjiùshì

The only reason is

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0109:43
néng
gòu
tài
bǎi
shí
zhuǎn
wān

Meng Guangcai did a complete one-eighty this time.

LINE 0209:46
PLAYING SCENE
wéi
de
yuán
yīn
jiù
shì

The only reason is

LINE 0309:49
zán
men
gěi
kàn
le

that we showed him the results of the DNA test.

Show Information
Source MediaTV Series
Season & EpisodeS1 E13
Timestamp09:46
TMDB ID282902