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meru ended up having a mental breakdown and transformed so the witchification is happening she can now heal not just physical wounds but also mental damage and she said she want to meet the great witch again its the only reason why she exists but ririmu think she is nice that meru-chan powers evolved shes more useful now and she has a lot of strenght because she turn her pain into more motivation instead of hate after pscyhological collapse and also it's leia's turn now