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Merciful Mother's Tears, the main symptoms of the poison are convulsions throughout the body and incessant vomiting of blood. The convulsions are due to the regular spread and proliferation of toxins in the body, a violent poison that fragile children cannot withstand, hence the spasms and even seizures. As for the symptom of vomiting blood, that is where Merciful Mother's Tears is most vicious. Merciful Mother's Tears, Merciful Mother's Tears, this poison was made to make the Merciful Mother weep. The child keeps bleeding out, the mother keeps weeping. To completely remove the poison of Merciful Mother's Tears, the child's blood must be thoroughly replaced! Without the blood of the biological mother, using someone else's blood will result in immediate death! Hence, in the end, only one of the child and the mother can survive, this is the most cruel aspect of Merciful Mother's Tears!
