 With <unk> 's influence over her son severed , she reportedly began pushing for <unk> , <unk> 's <unk> , to become emperor . Nearly fourteen @-@ year @-@ old <unk> , heir @-@ designate prior to <unk> 's adoption , was still legally a minor , but was approaching legal adulthood . According to <unk> , <unk> hoped that with her support , <unk> , being the blood son of Claudius , would be seen as the true heir to the throne by the state over <unk> . However , the youth died suddenly and suspiciously on 12 February 55 , the very day before his proclamation as an adult had been set . 
