diff --git a/src/js/Bingo.ts b/src/js/Bingo.ts
index 3055400..0db8ec4 100644
--- a/src/js/Bingo.ts
+++ b/src/js/Bingo.ts
@@ -56,6 +56,19 @@ export class BingoGame {
 	}
 
 	addGroup(group: BingoGroup): void {
+		// TODO: Right now we can do circular groups.
+		// 1.parent = 2, 2.parent = 1
+		// This will loop the objects infinitely.
+		// Make sure that going through the tree we don't have this problem.
+		//
+		// Option B:
+		// Trash idea of groups-in-groups (parent system)
+		// Just have groups and be done with them.
+		//
+		// Option C:
+		// Bring back categories so we have categories + groups.
+		// _____________________________________________________
+
 		if (this.groups.some(_group => stringCompare(_group.name, group.name)))
 			return;
 
@@ -199,20 +212,25 @@ export class BingoGoal {
 export class BingoGroup {
 	name: string;
 
-	@Exclude({
-		toPlainOnly: true
-	})
-	@Type(() => BingoGroup)
-		parent?: BingoGroup;
+	// @Exclude({
+	// 	toPlainOnly: true
+	// })
+	// @Type(() => BingoGroup)
+	#parent?: BingoGroup;
 
 	constructor(name: string, parent?: BingoGroup | undefined) {
 		this.name = name;
-		this.parent = parent;
+		this.#parent = parent;
+	}
+
+	@Exclude()
+	get parent(): BingoGroup | undefined {
+		return this.#parent;
 	}
 
 	@Expose()
 	get parent_id(): string | undefined {
-		return this.parent?.name;
+		return this.#parent?.name;
 	}
 }
 
@@ -224,26 +242,41 @@ function test(): void {
 		'The funny game we used for all bingos.',
 		'Very long text here haha lmao'
 	);
+
 	const group1 = new BingoGroup('1');
 	const group2 = new BingoGroup('2', group1);
-	const group3 = new BingoGroup('3', group2);
+	// group1.parent = group2;
+	// group2.parent = group1;
 
 	game.addGroup(group1);
 	game.addGroup(group2);
-	game.addGroup(group3);
 
-	const battle_group = new BingoGroup('Battle');
-	const defeat_enemies = new BingoGroup('Defeat enemies on the street', battle_group);
-	game.addGroup(battle_group);
-	game.addGroup(defeat_enemies);
+	const jsonifiedInstance = instanceToPlain(game, {
+		enableCircularCheck: true
+	});
+	const fixed = JSON.parse(JSON.stringify(jsonifiedInstance));
+	console.log(JSON.stringify([ fixed ]));
 
-	const easy = new BingoGoal('Defeat 50 enemies on the street', group1).addTag('Easy');
-	const normal = new BingoGoal('Defeat 150 enemies on the street', group2).addTag('Normal');
-	const hard = new BingoGoal('Defeat 300 enemies on the street', group3).addTag('Hard');
+	// const group1 = new BingoGroup('1');
+	// const group2 = new BingoGroup('2', group1);
+	// const group3 = new BingoGroup('3', group2);
 
-	game.addGoal(easy);
-	game.addGoal(normal);
-	game.addGoal(hard);
+	// game.addGroup(group1);
+	// game.addGroup(group2);
+	// game.addGroup(group3);
+
+	// const battle_group = new BingoGroup('Battle');
+	// const defeat_enemies = new BingoGroup('Defeat enemies on the street', battle_group);
+	// game.addGroup(battle_group);
+	// game.addGroup(defeat_enemies);
+
+	// const easy = new BingoGoal('Defeat 50 enemies on the street', group1).addTag('Easy');
+	// const normal = new BingoGoal('Defeat 150 enemies on the street', group2).addTag('Normal');
+	// const hard = new BingoGoal('Defeat 300 enemies on the street', group3).addTag('Hard');
+
+	// game.addGoal(easy);
+	// game.addGoal(normal);
+	// game.addGoal(hard);
 
 	// console.log(game.goals[0].group);
 	// game.groups[0].name = 'not 1';