His whole life has been about intrigues. Whether he said it sincerely or romantically, it was all false. Only that sentence of "love" was true. But when he said it, he didn't know that he liked that young man, he just thought it was another conspiracy arranged by him. But fortunately, the person he likes is stupid and has been waiting for him, just like when he was a teenager. From his teenage years until he turned around.
Purpose: The sincerity shown under the tactics is particularly valuable