How to write more realistic character growth

array(10) { [0]=> object(stdClass)#4640 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "1Zw3hmNry-s" ["related_video_title"]=> string(37) "The secret to Frieren's worldbuilding" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(15) "pey talks anime" } [1]=> object(stdClass)#4613 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "h9geI0O3T9I" ["related_video_title"]=> string(46) "How Frieren's magic system learns from science" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(15) "pey talks anime" } [2]=> object(stdClass)#4638 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "-gM2MV--prw" ["related_video_title"]=> string(54) "When you find a great character where you least expect" ["posted_time"]=> string(25) "3 месяца назад" ["channelName"]=> string(15) "pey talks anime" } [3]=> object(stdClass)#4645 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "lpYxQiBSJk8" ["related_video_title"]=> string(32) "When the 'A Plot' doesn't matter" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(15) "pey talks anime" } [4]=> object(stdClass)#4624 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "faU2ls0id-A" ["related_video_title"]=> string(27) "The Reason Frieren Is Hated" ["posted_time"]=> string(21) "6 дней назад" ["channelName"]=> string(9) "Wave Lion" } [5]=> object(stdClass)#4642 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "WYHrDyCMUmg" ["related_video_title"]=> string(49) "How To Write Any Story - Why Pacing Is Everything" ["posted_time"]=> string(27) "9 месяцев назад" ["channelName"]=> string(16) "The Second Story" } [6]=> object(stdClass)#4637 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "OblT91aXQ5c" ["related_video_title"]=> string(56) "[ Frieren: Beyond Journey's End ] OST with 4K background" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(17) "Aryoraveldi Tunes" } [7]=> object(stdClass)#4647 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "jxrHlXkKWxQ" ["related_video_title"]=> string(89) "Я перепрошёл ПВЗ без УРОНА и ЗАТРОЛЛИЛ комьюнити" ["posted_time"]=> string(21) "5 дней назад" ["channelName"]=> string(13) "Obsidian Time" } [8]=> object(stdClass)#4623 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "TB_3LF7uoNc" ["related_video_title"]=> string(28) "On Writing: Redemption Arcs!" ["posted_time"]=> string(19) "6 лет назад" ["channelName"]=> string(15) "Hello Future Me" } [9]=> object(stdClass)#4641 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "Ap_FNfAL9N8" ["related_video_title"]=> string(52) "Creating Interesting Characters - A Beginner's Guide" ["posted_time"]=> string(27) "8 месяцев назад" ["channelName"]=> string(16) "The Second Story" } }