Characters
You said Ling hard L, hard G. It's Ling soft L, soft G.
— Ling

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
This is a correction about pronunciation, and it plays on how a name is spelled versus how it sounds. The speaker insists the name begins and ends with soft sounds, not the hard ones the listener used, and is fussy about getting it right.
Context reviewed