Honkai: Star Rail released a new episode of Keeping up with Star Rail - "Luocha: The Secret in the Coffin."
Check it out:
A mysterious merchant with a coffin. An enigmatic and ominous past... Just what is hiding within the coffin that he keeps by his side?
Why does no one know the answer to that question?
Was it due to horrified aversion or curious apprehension?
Source: YouTube