parameters: 

First: 


parameters

furry, anthro, duo, 2boys, standing, holding shoulders, outside, campus, looking at another, blurred background, background blur, blurry,
BREAK
{border collie, ((male)), adult, ((black and white fur)), blue eyes, pants, shirt, surprised, }
BREAK
{rabbit, ((male)), light brown fur, green eyes, pants, shirt,}
BREAK
masterpiece, best quality, amazing quality, high resolution, ultra-detailed, detailed eyes, detailed fur, 75mm, Technicolor, Panavision, cinemascope, 8k, HDR, realism, realistic, film still,

Negative prompt: worst quality, lowres, low quality, bad quality, bad male anatomy, bad female anatomy, grainy, noisy, render, filmgrain, text, deformed, disfigured, (female), (breasts), abs, extra fingers, bad anatomy, extra fingers, white background, black background, signature, patreon, words, web address, text, feral, blurry, faded, antique, muted colors, greyscale, boring colors, flat, bad photo, terrible 3D render, black and white, glitch, cross-eyed, lazy eye, ugly, distorted, glitched, lifeless, bad proportions, watermark,

Steps: 40, Sampler: Euler a, Schedule type: Karras, CFG scale: 5, Seed: 3416572008, Size: 1024x1024, Model hash: 325419c504, Model: novaFurryXL_illustriousV40, freeu_enabled: True, freeu_b1: 1.01, freeu_b2: 1.02, freeu_s1: 0.99, freeu_s2: 0.95, freeu_start: 0, freeu_end: 1, Version: f2.0.1v1.10.1-previous-659-gc055f2d4


Then img2img with these prompts: 
parameters

furry, anthro, duo, 2boys, standing, holding shoulders, outside, campus, looking at another, blurred background, background blur, blurry,
BREAK
{border collie, ((male)), adult, ((black and white fur)), blue eyes, pants, shirt, surprised, }
BREAK
{rabbit, ((male)), light brown fur, green eyes, pants, shirt,}
BREAK
masterpiece, best quality, amazing quality, high resolution, ultra-detailed, detailed eyes, detailed fur, 75mm, Technicolor, Panavision, cinemascope, 8k, HDR, realism, realistic, film still,

Negative prompt: worst quality, lowres, low quality, bad quality, bad male anatomy, bad female anatomy, grainy, noisy, render, filmgrain, text, deformed, disfigured, (female), (breasts), abs, extra fingers, bad anatomy, extra fingers, white background, black background, signature, patreon, words, web address, text, feral, blurry, faded, antique, muted colors, greyscale, boring colors, flat, bad photo, terrible 3D render, black and white, glitch, cross-eyed, lazy eye, ugly, distorted, glitched, lifeless, bad proportions, watermark,

Steps: 40, Sampler: DPM++ 3M SDE, Schedule type: Karras, CFG scale: 5, Seed: 4201061676, Size: 2048x2048, Model hash: 325419c504, Model: novaFurryXL_illustriousV40, Denoising strength: 0.65, Version: f2.0.1v1.10.1-previous-659-gc055f2d4

Postprocess upscale by: 1, Postprocess upscaler: R-ESRGAN 4x+ Anime6B


Also ran a few passes in inpaint before upscaling to clean up the background characters: 

parameters

furry, anthro, duo, 2boys, standing, holding shoulders, outside, campus, looking at another, 
BREAK
anthro dog, anthro cat, anthro horse
BREAK
masterpiece, best quality, amazing quality, high resolution, ultra-detailed, detailed eyes, detailed fur, 75mm, Technicolor, Panavision, cinemascope, 8k, HDR, realism, realistic, film still,

Negative prompt: worst quality, lowres, low quality, bad quality, bad male anatomy, bad female anatomy, grainy, noisy, render, filmgrain, text, deformed, disfigured, (female), (breasts), abs, extra fingers, bad anatomy, extra fingers, white background, black background, signature, patreon, words, web address, text, feral, blurry, faded, antique, muted colors, greyscale, boring colors, flat, bad photo, terrible 3D render, black and white, glitch, cross-eyed, lazy eye, ugly, distorted, glitched, lifeless, bad proportions, watermark,

Steps: 40, Sampler: DPM++ 3M SDE, Schedule type: Karras, CFG scale: 5, Seed: 4201061676, Size: 2048x2048, Model hash: a6fb9025ae, Model: knkLuminai_v10, Denoising strength: 0.65, Mask blur: 4, Inpaint area: Only masked, Masked area padding: 32, Version: f2.0.1v1.10.1-previous-659-gc055f2d4