However, this plan ended in failure because Ienari died and Miyo was sent to Yohime to be taken care of, by the order of Tadakuni MIZUNO, roju (member of shogun's council of elders).
しかし、家斉が死去し、老中水野忠邦の命でお美代の方は溶姫のもとへ預けられることになったためこの計画は失敗に終わった。