This post is for the creators of this game
1- ) You could make the insects be able to make threesome with Leah or make Leah and Rumia have sex together with one of some of the bugs in the island(and if it's possible add a option what let you choose which insect giving every insect a different threesome scene)
2-) You could also try to(if is possible) what with enough materials(you can decide which materials and the amount of materials) a ranch or a very basic house(you could put a name for that house) where you could have in there some insects Wich you can:
1-do sexual things with them and also able to craft toys in that house what could work in the house to do different sex scenes differents of what you can do outside and also use those toys on the outside to lure more insects in battle for those who are pervert and also made a room in the house where you could craft food with some materials what you get from some enemy's or from the eggs what they putted on you to do something for the second idea being...:
2- Be able to tame some insects there so they could be obedient enough to obey your orders and send them to fight or to use them to make sex scenes where the insects are the submissive ones and also what each insect and enemy tamed have a different property in battle(example:the slug could shot mucus to the enemy's to make what there's a chance where they can't act) and also a chance what while you're not there(or being there and seeing) those insects and enemys in battle could mate with each other even if they're from different species and races and end up making hybrids what could have different property's or the two property's of the parents of that hybrid putted on in like one