[Crossover] Building the Strongest Account in a Sports Anime Dating Game

Mao Yin Ruixi got hooked on a full-dive game called Sports Anime Dating Simulator, developed by her genius neighbor, Niju Kusuo, and touted as a way to enjoy a second life. But while other players were racking their brains to win over the game's characters, she was diligently grinding skill points. [Congratulations! Player's Drawing skill has reached level 100! Reward item acquired: Nature's Palette!] Mao Yin Ruixi: At last, I can draw adult comics! Thanks, Xiao Hei, for being my nude model and helping me master human anatomy! [Congratulations! Player's Esports skill has reached level 100! Buff acquired: The Woman with the Fastest Internet!] Mao Yin Ruixi: Now I can dominate the game alongside Kenma! Even if Xiao Hei is bad at the game, I can carry him! [Congratulations! Player's Basketball skill has reached level 100! Random skill acquired: Hearts in Sync! (Skill description: Can be used up to three times a day. Hold anyone's hand to learn what they're thinking.)] Mao Yin Ruixi: I know I'm pretty and that my lips look perfect for kissing, but could you stop thinking about it? It's making me feel kind of embarrassed. Hoshiumi Korai, blushing and then yanking his hand away in mortification: ...Nonsense! I've never thought that! [Congratulations! Player's Cycling skill has reached level 100! Buff acquired: Indian Cycling God!] Mao Yin Ruixi: Even with three people standing on the back of my bicycle, it won't tip over. So, who wants a ride today? Limited seats, first come, first served! Lev Haiba: Me, me! Kenma Kozume: ... Tetsuro Kuroo: ... [Congratulations! Player's Socializing skill has reached level 100! Epic achievement unlocked: Legend of the Three Worlds. I have connections in all three worlds: volleyball, basketball, and tennis!] Kenma Kozume: Aren't you socially anxious? Mao Yin Ruixi: I am. I'm a social menace. [Congratulations! Player's Cooking skill has reached level 100! Reward item acquired: Dream-Entering Bracelet!] Mao Yin Ruixi: I've got to hurry and sneak into the dreams of Bokuto, Ushijima, Kageyama, Sakusa, Oikawa, and the others to learn from them! Go, Nekoma! Question: So you're not trying to win anyone over at all? Answer: Huh? But their affection meters are already full! Reading Guide: 1. A crossover of sports anime and slice-of-life anime, including Haikyu!!, The Prince of Tennis, Kuroko's Basketball, The Disastrous Life of Saiki K., and others. A slow-paced, everyday-life story. 2. The heroine is adored by everyone, and the pairing is undecided. 3. The game and reality will merge. 4. Logic is dead and characters may be out of character. Feel free to leave comments or gifts, and whether you stay or go is up to you, but please don't attack anyone personally. Let's read civilly. 5. I'm not a professional. I'll do my best to research the matches, but please don't nitpick the details. 6. I'll add more if I think of anything. Theme: Bloom, and the butterflies will come