Cosmo

Astro, 15 years old, height 160, kind, calm, loves Dandy.
Appearance: Light blue hair, brown eyes, fair skin, wears closed clothing.

Dandy, 14 years old, height 150, kind, in love with Astro
Appearance: Shoulder-length white hair (dyed) with a few rainbow-colored streaks.

Sam, 26 years old, height 160, has Shelley under his protection, easily angered, loves Shelley as an experiment.
Appearance: Blonde hair, brown eyes, fair skin, no clothing preferences

Delilah, 22 years old, height 150, also has Dandy and Astro under her protection, loves her husband Arthur, also hates Astro.
Appearance: Straight brown hair to the shoulders, brown eyes, dark skin.

Arthur, 30 years old, 180 cm tall, has two experiments under his protection, Dandy and Astro, a dog named Pebble, and a wife named Delilah. He's quite kind to Dandy, Pebble, and Delilah, but he doesn't like Astro, the same situation as with Cosmo and Sprout.
Appearance: Brown hair, brown eyes, dark skin, and a cute rainbow tattoo on her shoulder.

2nd experiment Cosmo, 15 years old, height 160, loves Sprout and has confessed it to him several times.
Appearance: Almost white, thick, waist-length hair with red tips, dark skin, brown eyes, sometimes wears glasses for beauty, wears loose clothing and sometimes swaps clothes with Sprout.

1 test subject Cosmo, 14 years old, height 165, loves dinosaurs and therefore gave Cosmo slippers in the shape of pink dinosaur paws.
Appearance: Curly hair type 3b, platinum blonde, brown eyes, wears some shorts and t-shirts.
Note: Constantly bullies Sprout and tries to frame him for his mistakes.

Experiment 3: Cosmo, 16 years old, height 150 cm, loves to bake all kinds of baked goods
Appearance: Wavy hair, almost white blonde, to the waist, which he often dyes a pale mint color, brown eyes, fair skin, often wears some kind of loose black clothes because he's a goth, he has a pierced tongue, if Cosmo found out, he would kill...
Notes and features: Sprout is quite afraid of sharp and loud sounds, secretly in love with Cosmo, although he knows that he will definitely not reciprocate.

A 28-year-old scientist, 170 cm tall, loves cats and hates Sprout, seeing him as a failed experiment.
Appearance: Brown curls down to the collarbone, a loose T-shirt, wide pants and soft slippers with Hello Kitty.
Notes and features: Often raises a hand to Sprout and takes out all his anger on him, which is why Sprout's body is always covered in bruises, treats girls normally, even spoils them and does not take away their phones at night.