On Page 5 when that old elf cleric said, "I believe I understand those two quite well," I thought for a moment that he meant Minachi and Akane, since they were in the adjacent panel. That is, he was also declaring his intention to formally join the harem.
"Or else, she might be playing around with the remaining hero." Oh, well that's okay, then. Nobody cares if she does that, as long as it keeps her occupied, and makes her happy, then it's all right.