Detective Comics #489
Dick Grayson asks one of his college professors who is involved in memory research to consult on a case, but in the process Batgirl's memories are erased by the professor, who learns Batgirl's and Robin's secret identities from the stolen memories. Later, Batgirl's memories are restored, except for the memory of Batman and Robin's secret identities.
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Dick Grayson asks one of his college professors who is involved in memory research to consult on a case, but in the process Batgirl's memories are erased by the professor, who learns Batgirl's and Robin's secret identities from the stolen memories. Later, Batgirl's memories are restored, except for the memory of Batman and Robin's secret identities.
Plot details indexed by the Grand Comics Database (CC BY-SA).