Complex sentence: Both Hunny and Mori know of Hikaru's crush on Haruhi at the moment, although in the most recent chapter he finally told Haruhi his feelings, also giving her a kiss.
Split into simpler sentences: Both Hunny and Mori know of Hikaru's crush on Haruhi at the moment. Kaoru, in the most recent chapter, finally told Haruhi his feelings, also giving her a kiss.