A True Account of a Pet Beagle Gone Missing for Seven Years

[Intense push and pull, reuniting after a breakup] [Gentle, kind, patient pianist bottom × tsundere, stubborn, golden-retriever-like acting prodigy top] - One-on-one, both leads are devoted to each other, and each other's first love. Blurb undergoing a major revision. Theme: I love you, so I became a better version of myself.