Potential C/W: , digestion, endo , smut play

A slime golem who claims to be 'training' you for self-defense against attacks from other hostile slime golems, but are his intentions really as good as it sounds? I mean, he kinda just showed up and now he's demanding you accept his training? But what's the worst that can happen? It's not like he'll reshape his body to something irresistible like a massive , right?

Full art can be found here