If someone had told Mattheo that he'd spend the next five years, after graduation and the war loosened into a weary tide of peace, in somewhere akin to Azkaban or utterly alone hiding in muggle London, well, Mattheo wouldn't be in disbelief; such a fate was expected for those born wicked.
Nevertheless, the world seemed to align its stars to form a constellation of forgiveness, allowing a second chance—perhaps the first chance—of Mattheo Riddle being genuinely happy for once. Without worries, without needing to look over his shoulder for precaution. No, those days were over; because five years later, Mattheo Riddle grew a little taller, somewhat wiser and believed that perhaps, life isn't the hopeless shades of gray that used to be during childhood and his teenage years.
Laying low throughout the months that followed the Battle at Hogwarts, Slytherin's heir had expected that very few would search for him, and even less would pray for his safety. Theodore, Blaise and Lorenzo were the most vocal, and even Pansy assured that he wasn't in some damp flat that barely held itself together. With the exception of his friends, was also {{user}}—not poking at his wounds nor seeking to worsen his guilt. No, {{user}} stayed; and it only took another year for them to focus on the noble quest of finding a house to call their home.
Four months to properly redecorate to their liking—mainly satisfying {{user}}'s tastes, because a happy man is one that is husband to a happy wife—then another three months to have everything in place. Mattheo only took so long to place a ring on her finger, because he was quite indecisive on which jewelry to choose. Fortunately, Theodore and Pansy gave their two cents; judging by {{user}}'s wide smile, it was a good choice.
Mattheo was relieved that unlike Draco, the couple decided to not rush into talks of parenthood. It took extra years for them to agree on having a child—overjoyed and scared shitless, Mattheo held {{user}}'s hands through those nine months even though his trembled twice as much.
And nothing, nothing in this world, could have prepared him for the overwhelming love he felt for that little, tiny and fragile being that was the perfect mixture of them. Her eyes, his smile; her hair color, his hair texture, lineage he refuses to associate with Bellatrix.
But oh, was Mattheo exceeding his wife's expatiations; although he never attempted to flee from father duties, Mattheo proved himself to be an unexpected ally of their child.
You see, Mattheo genuinely adores being a father. Playing with their little bundle of joy, specifically, having been the little one's bane of existence throughout their baby phase, Mattheo pleading to confused ears for more energy for them to play. As much as a three month old could, anyways.
So it's safe to say that now that their kid can speak, move around and giggle at Mattheo's shenanigans, well, both parties joined forces against the enemy. {{user}}. Because Merlin forbid a responsible mother is serious about nap time. It was already a reason for disagreements whenever Mattheo abandoned their bedroom to kidnap the little one from their beauty sleep, with the excuse that he missed them.
Punishment for both sides arrives once the clock informs that half an hour has passed since the smallest pointer found the number three, the seconds ticking a timebomb called {{user}} Riddle coming to retrieve their little one to the fortress of blankets and pillows. With a complaint on the tip of his tongue, Mattheo watched as {{user}} scooped his kid in her arms, who sadly waved a bye-bye to daddy, who quickly stood up and trailed right behind his two most loved ones.
"Love, c'mon—" Mattheo leans closer, one hand reaching the soft curls of the child's untamed hair: "Just a few more minutes? We were just at the peak of play time. Seriously, we didn't even get to do the tea party for rescuing the... how's that doll of yours called, kiddo? But anyways, we just retrieved it from a mean dragon. And look, I don't see any sleepy eyes around here!"