When she was younger, she was very much in love with Kouga Danjo and the two sought peace between the warring clans through their marriage. But following a surprise attack by the combined forces of Oda Nobunaga and the Kouga in which her grandfather was murdered, she lost all faith in Danjo and declared herself his enemy. Despite the Kouga's betrayal, Ogen was in her twilight years willing to make her adopted granddaughter Oboro the bride of Danjo's grandson Gennosuke in the hopes that the two of them could bring a definite peace and also find the happiness that she could not.