沦肌浃髓

lún jī jiā suǐ

lit. penetrate to the marrow (idiom); deeply affected

moved to the core

沦

lún

to sink (into ruin, oblivion)

肌

jī

(bound form) flesh; muscle

浃

jiā

soaked

髓

suǐ

(bound form) bone marrow; (fig.) innermost part