My Female Lead Don't Be Too Cute (2021)

Both MLs suffer from a "cold poison" and can't use their force because it will trigger it, but when the FL is in danger the MLs do so anyway to save her.

Both MLs suffer from a cold poison but still are strong fighters with great skill.
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Both are light historical/fantasy with a modern or future FL who ends up in a historical world. Both MLs suffer from a cold poison.

Both are dramas about a real world FL who enters the world of a historical game/VR where they find true love.

Both have real characters inside a fantasy world, harem reversal, tons of comedy, funny FL, scheming ML, childhood sweetheart, loving parent, evil sister, FL unknowingly falls for ML, ML chases FL first.

In both the protagonists enter a game to live an adventure...............................................................