The lesson has the meaning in the mnemonic. “weave a thrilling account of a narrative.” Both mean the same thing in this case.
There’s no kanji for the meaning of “user account.”
For that kind, they use the loanwoard アカウント.
For things like bank accounts, they use the word 口座, which doesn’t make much sense from just looking at the basic meanings most people learn for those characters.
In case you’re wondering what those do mean there, 口 is the “entrance” meaning and 座 basically means “mint” or “place related to currency” here. It’s the same meaning as in 銀座.