 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.In the manga, while not outright hateful towards Oboro, Ogen tends to view her as a disappointment to the clan and is hinted to have only consented to her marrying Gennosuke due to her granddaughter's lack of fighting skills.