tūn​tàn​qī​shēn

to sacrifice oneself for loyalty

Senses

吞炭漆身 tūn​tàn​qī​shēn to sacrifice oneself for loyalty

To go to extremes to conceal one's identity and sacrifice one's life to repay a favor or seek revenge; literally "swallowing charcoal and lacquering one's skin."

References

variant 吞炭漆身/吞炭漆身 漆身吞炭/漆身吞炭