Another possible antagonist could be the Ministry of Magic. If they suspect Harry of something and force Tonks to spy on him or cut ties with him, it would break Harry's heart. The Ministry's strict rules and paranoia could be the driving force behind Tonks' actions that lead to Harry's heartbreak.
Chapter 306, "Helplessness, Shifting Loyalties, Total Annihilation and New Territory (Part 6)", is the clearest early answer because it turns Bai Wuting's situation into a concrete plot event. The setup is Next to him, Chen Yingyuan couldn't help but speak., but the pressure keeps building through His injuries were no lighter than Xia Chuan's, and his movements were....
Chapter 348, "Schemes and Counter-Schemes, the Five of East Ridge, Zhu Yang's Threat, The Dust Settles (Part 5)", is the clearest early answer because it turns Wang Wu's situation into a concrete plot event. The chapter turns that into something concrete by moving from Zhu Baixu, challenge ring number 1." "Lin Qiang, challenge ring... to Leader, something's off, Wang Wu is heading towards ring number 1!"....
Chapter 292, "White Dew Gu's Open Plot, Long Mountain's Advance", is the clearest early answer because White Dew Gu finally turns buildup into a real advancement. The chapter turns that into something concrete by moving from The Holy Sun Pill?" On the top floor of the Wushuang Main Building,... to It seems Li Xuanling and the people of Long Mountain have all been....
Chapter 59, "Kicked Out", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. The chapter gives readers a real answer by opening on After walking for about two or three hundred meters, the old man...
Chapter 281, "Yang Li's Suppressed Anger and Hatred (Part 3)", is the clearest early answer because it turns Hunting Team's situation into a concrete plot event. The chapter gives readers a real answer by opening on Li Yuanqing and Yang Gan's surveillance and suppression of them had... and ending on With the resources given by Minister, breaking through the Cold....
Chapter 49, "Mysticism Girl Jiang Li", is the clearest early answer because it turns Sun Tzu's situation into a concrete plot event. It opens with My phone!!!" Jiang Yan's roar echoed continuously through the... and closes on Thinking this, Jiang Yan marched forward, pulled Jiang Li down from....
Chapter 302, "Signs of Defeat Emerge, Snow Bamboo's Backup Plan", is the clearest early answer because it turns Yuan Cheng's situation into a concrete plot event. It opens with Xia Chuan's roar and the teasing from Yuan Cheng and the other Cold... and closes on Furthermore, as he kept pushing outward horizontally, the breach....
Chapter 308, "Shocking Turn, Grave Injuries, and Restless Hearts", is the clearest early answer because it turns Wu Lin's situation into a concrete plot event. A useful checkpoint is the way the scene starts with But the Li Xuantiang in front of him was different. and follows through with Finishing off Wu Lin, Xia Hong's face had turned extremely pale, with....
Chapter 312, "Reining In, Killing, Shock and Submission", is the clearest early answer because the violence around Yu Bin becomes final instead of hypothetical. The chapter gives readers a real answer by opening on May I ask, Minister, what should we do?" As Yuwen Dao and the others... and ending on Chen Yingba, Wu Tianxing, you two are to depart immediately to....
Chapter 318, "Transformed Li Xuanling, Reform, 9th-Class Viscount (Part 3)", is the clearest early answer because it turns Yangyuan Pills's situation into a concrete plot event. Early on, Scout Colonel Liu Yuan of the Cloud Dragon Army Reconnaissance Camp,.... By the end, Contribution points and silk weren't considered significant, the main....