It's not 'ner', there is no 'eh' sound here.

不是/ner/，这里没有/eh/的发音。

Ner in this game— ner in this game is?

Ner in this game——ner in this game 是？

Ner in this-- ner in this-- ner in this-- ner in this-- and they're flatter in pitch.

Ner in this - ner in this - ner in this - ner in this - 他们的音调更平坦。