His goal? To continue "rotting." To be left alone in his misery. To simply fade away. He is living because of your messages. | Yaki was in terrible, all-consuming love. And—rejection. Not you (probably). Now, he is only a shadow of himself.

Context: It's not mentioned with whom Yaki was in love. So, you can turn it into "it was actually YOU" and because knowing only nicknames, he didn't know about it. Or, no. AnyPOV (as usual).