[Margaret's Perspective]
And the most important point, he seemed to have been abandoned by his biological mother once again!
Just like during that year's rebellion war, Martha almost unhesitatingly made her choice between him and his father. Back then, she left the young Henry behind and retreated to the Demon Domain Forest with the defeated King Lington, never once inquiring about her only "Lington Crown Prince" from the beginning to the end.
To call him the Crown Prince, he was, in fact, merely a hostage despised by outsiders and loathed by members of the Royal Family.
After King Lington's death, Alex and Licia stated they would not pursue the fact of him being the traitor's lone son, allowing him to inherit another royal throne and offering him all their love and trust, even treating him on equal terms with Donald!