The developers describe the content like this:

This game contains scenes and texts some people may find disturbing. They are not graphically detailed and presented from an isometric point of view, and most of them occur episodically. However, we consider it our duty to inform our players about them. You may see depictions of blood, gore, dismemberment, torture, slavery, and kidnapping in this game. It also contains textual descriptions and mentions of abuse, child abuse, sexual abuse, sexual assault, self-harm, suicide, cannibalism, and miscarriage. Player discretion is advised.