Also known as \"Wish There Were Echoes. \" A full-level flirtatious younger male lead chases a restrained, possessive heiress with a hidden past. The setting includes accident amnesia, office-level social hierarchy, and a male with hand injury. He sees betrayal before wedding, and she resolves with strategic marriage under complete control. Through marriage contracts, public support, and emotional dependency, the second lead begins to like the one she once intended only to use. A pre-release note includes old campus rivals with a 2nd-place male and top 1st-place female; after breakup and slap trauma, the female later becomes a multinational chair and later reveals the motive was controlled punishment. The male’s heart, once rebellious, becomes fixed; interviews reveal their love began earlier than either admitted.