Moji has always been good at reading the hearts of others. But when it becomes his turn to pilot, he knows exactly where his own heart will go.
the heart's functions will 
become progressively weaker.
.ستصبح وظائف القلب أَضعف تدريجيا
nimmt die Herzfunktion stetig ab.
ce qui mènera
à une insuffisance cardiaque.