Using dpmpp_2m as the sampler and sgm_uniform as the scheduler makes it easier to achieve results similar to the original.

Trigger Words

Ritter Laplace :

Ritter_Laplace, 1girl, solo, purple eyes, big eyes, purple hair, very long hair, ponytail, long side bangs, hair between eyes, hair over eyes, ahoge, white and yellow headgear, long dark purple scarf, white school swimsuit, black elbow gloves, white belts gloves, black and white mechanical glove, black mechanical belt around flunk, white thighhighs, black edged thighhighs, white high heel, shiny clothes

Summer Memories Yua :

SummerMemories_Yua, 1girl, solo, purple eyes, big eyes, purple hair, hair over one eye, very long hair, side bangs, ahoge, white sailor collar, green striped edged collar, green plaid pattern bow on collar, white school uniform, green striped edged uniform, black school swimsuit, one red thighhighs, single thighhigh, yellow and white edged thighhigh, mechanical anklet, white and black anklet, barefoot

Moon Queen Yua :

MoonQueen_Yua, 1girl, solo, purple eyes, big eyes, purple hair, very long hair, blue hair clips, white hair clips, red hair clips, side bangs, ahoge, hair between eyes, animal ears, rabbit ears, mini crown, white sleeves, purple cuffs, detached sleeves, white bra, purple lace edged bra, white panties, red edged panties, side-tie panties, white legwear, white cape, red edged cape, purple lined cape, gold lines on cape lining, gold diamond pattern on cape lining, gold diamond pattern on the cape, bare belly, white thighhighs, cross pattern on one thighhighs, floating hair, back high heels

Slave Bride Yua :

SlaveBride_Yua, 1girl, solo, purple eyes, big eyes, purple hair, very long hair, side bangs, ahoge, hair between eyes, bridal veil, lace edged veil, iron collar, handcuff, shackles, chain, white elbow gloves, white wedding dress, covered navel, translucent dress, white skirt, blue edged skirt, blue cloth from flank, white panties, white thighhighs, white high heels

Gentle Service Yua :

Gentleservice_Yua, 1girl, solo, purple eyes, big eyes, purple hair, very long hair, black hair clips, white hair clips, white and black hair flower, black hair bows, side bangs, ahoge, hair between eyes, low-tied long hair, black elbow gloves, black see-through long cape, black collar, collar with key ornament, white flower cuffs, handcuff, chain, lace-up nightgown, translucent nightgown, black panties, black garter straps, black thighhighs with lace, open toe thighhighs